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It not only has powerful performance and rich interfaces, but also is small in volume, so that it could be integrated more easily in applications. 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This box uses high-quality aluminum alloy materials. As we all know, aluminum alloy has excellent thermal conductivity. We use high-quality Shin-tsu X-23-7921-5 CPU silicone grease and copper sheet as the filling material for the housing and CPU. 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To read values from sensors and control things like motors or robots\u003c\/p\u003e\n\u003cp\u003e20-pin edge connector: This allows the micro:bit to be connected to other devices such as Raspberry Pi, Arduino, Galileo and Kano through a standard connector\u003c\/p\u003e\n\u003cp\u003eMicro-USB controller: This is controlled by a separate processor and presents the micro:bit to a computer as a memory stick\u003c\/p\u003e\n\u003cp\u003eSystem LED x 1 yellow\u003c\/p\u003e\n\u003cp\u003eSystem push button switch x 1\u003c\/p\u003e\n\u003cp\u003eSystem push button switch x 1\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1* BBC micro:bit development board\u003c\/p\u003e\n\u003cp\u003e1*Quick Start Guide\u003c\/p\u003e","brand":"BBC","offers":[{"title":"Default Title","offer_id":31417799049293,"sku":"","price":23.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/BBC_Microbit_board.jpg?v=1574732401"},{"product_id":"868-mhz-lora-spread-spectrum-communication-uart-sx1276-chip-rf-receiver-transmitter","title":"MakerFocus 868 MHZ LoRa Spread-Spectrum Communication UART SX1276 Chip RF Receiver Transmitter","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003eThis is a 100mW UART transparent and transmission wireless transceiver module, operates at 862~893MHz, based on original imported RFIC SX1276 from SEMTECH. The module integrates the function of receiving and sending information, adopts LoRa spread-spectrum technology, which means the transmitting distance and penetration capacity are one time more than that of traditional Frequency-shift Keying.\u003cbr\u003eAt the same time, using the FEC forward error correction algorithm, it can actively correct the interfered data packets, making the communication distance farther, the anti-interference ability stronger, and having the air wake-up function (ultra-low power consumption).\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFour Working Modes:\u003c\/strong\u003e\u003cbr\u003eMode 0:  General mode: M0=0, M1=0; Low power consumption Occasion (Most occasions)\u003cbr\u003eMode 1: Wake mode: M0=1, M1=0; Using low power consumption, it's the mode of the transmitting party, automatically adding the wake-up code\u003cbr\u003eMode 2: Power saving mode: M0=0, M1=1; Using low power consumption, it's the mode of the receving party, cannot transmit in this mode.\u003cbr\u003eMode 3: Sleep mode: M0=1, M1=1; Using low power consumption, it's the mode of the receving party, cannot transmit in this mode. The module is in a sleep state and can accept parameter setting commands.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eParameter:\u003c\/strong\u003e\u003cbr\u003eChip:  SX1276 \u003cbr\u003eModel: E32-868T20D\u003cbr\u003eTransmit power: 100mW\u003cbr\u003eCommunication Distance: 3000m\u003cbr\u003eRF connector: SMA-K\u003cbr\u003eWorking frequency:862~893 MHz (Default: 868MHz)            \u003cbr\u003eTransmitting power:10~20 dBm, Default: 20dBm    \u003cbr\u003eReceiving sensitivity: -146 dBm\u003cbr\u003eAir data rate: 0.3k~19.2kbps(Default: 2.4kbps) \u003cbr\u003eSize: 21 * 36 mm(Without SMA)        \u003cbr\u003eAntenna type: SMA-K (Not inclueded)         \u003cbr\u003eCommunication interface: UART (Baud rate: 1200~115200, default: 9600)        \u003cbr\u003eBuffer: 512 bytes buffer (Automatically sub-packaging with 58 bytes per package)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1 * 868 MHZ UART SX1276 LoRa RF Receiver Transmitter\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":31434740498509,"sku":"5286671","price":11.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/RF_wireless_transmission_module.jpg?v=1574825618"},{"product_id":"makerfocus-2pcs-jdy-64-wireless-bluetooth-audio-module","title":"MakerFocus 2Pcs JDY-64 Wireless Bluetooth Audio Module","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003eJDY-64 is designed for low-power lossless two-channel stereo solution. 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The default is the headset function (does not support SD card), supports button control (music up and down, play and stop, switch machine, volume addition and subtraction) and other functions.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eMain parameters:\u003c\/strong\u003e\u003cbr\u003eModel: JDY-64\u003cbr\u003eBluetooth version: Bluetooth V4.2\u003cbr\u003eSupport Bluetooth protocol: HFPV1.7, A2DPV1.2, AVRCPV1.5, AVCTPV1.2, AVDTPV1.2\u003cbr\u003eWorking voltage: DC3.3-4.2V\u003cbr\u003eBroadcast status current not connected: 3.5mA\u003cbr\u003eWorking state after connection: 20MA\u003cbr\u003eDeep sleep current: 3uA\u003cbr\u003eWorking temperature: -40°C - 80 °C\u003cbr\u003eTransmission distance: 15m\u003cbr\u003eSensitivity: -87dbm\u003cbr\u003ePatch temperature: \u0026lt;260°C\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003cbr\u003eMainly used in mobile phones, computers, PAD, etc. It can be applied to Bluetooth mono headphones, headphones, Bluetooth two-channel headphones, Bluetooth audio, Bluetooth audio receiver.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eHow to use this module?\u003c\/strong\u003e\u003cbr\u003e1. Use the android phone charging cable to power the module\u003cbr\u003e2. Insert the headphone cable or amplifier input line\u003cbr\u003e3. The phone enters the Bluetooth search interface search link\u003c\/p\u003e\n\u003cp\u003eDocument link：\u003ca href=\"https:\/\/drive.google.com\/drive\/folders\/19IdzR8brMIIFVQ-7ZelvEQhLyLktfKmE?usp=sharing\"\u003ehttps:\/\/drive.google.com\/drive\/folders\/19IdzR8brMIIFVQ-7ZelvEQhLyLktfKmE?usp=sharing\u003c\/a\u003e\u003cbr\u003eNew version HIFI, it uses Bluetooth V4.2 version，which brings you better quality sound.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAvailable immediately upon receipt. There is JDY-64 main module and JDY-64 backplane, then you don’t need tobuy backpalne again. Operating it directly.\u003cbr\u003eMainly used in mobile phones, computers, PAD, etc. Such as, bluetooth mono headphones, headphones, Bluetooth audio.\u003cbr\u003eEasy to operate, there ere many ports and button: 4.2V, 5V port, volume addition and subtraction, switch machine, play, stop, add microphone, headphone interface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e2 * JDY-64 Bluetooth Audio Module with Bottom Plate\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":31434989797453,"sku":"5525172","price":9.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/JDY-64_Wireless_Bluetooth_Audio_Module.jpg?v=1574827352"},{"product_id":"makerfocus-can-bus-shield-v1-2","title":"MakerFocus CAN-Bus Shield V1.2","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003eCAN-BUS is a common industrial bus because of its long travel distance, medium communication speed and high reliability. It is commonly found on modern machine tools and as an automotive diagnostic bus. This CAN-BUS Shield adopts MCP2515 CAN Bus controller with SPI interface and MCP2551 CAN transceiver to give your Arduino\/Seeeduino CAN-BUS capability. With an OBD-II converter cable added on and the OBD-II library imported, you are ready to build an onboard diagnostic device or data logger.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003eImplements CAN V2.0B at up to 1 Mb\/s\u003cbr\u003eSPI Interface up to 10 MHz\u003cbr\u003eAriduino\/ Freaduino Completely compatible\u003cbr\u003eStandard (11 bit) and extended (29 bit) data and remote frames\u003cbr\u003eIndustrial standard 9 pin sub-D connector\u003cbr\u003eTwo receive buffers with prioritized message storage\u003cbr\u003eOperating voltage: DC5-12V\u003cbr\u003eSize: 78mmx53.5m\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003cbr\u003eIndustrial control\u003cbr\u003eCar control field \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003cbr\u003e\u003c\/strong\u003e1 * EFMAPLE\u003cbr\u003e3 * 8p header\u003cbr\u003e1 * 6p header\u003cbr\u003e1 * SPI header\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":31436357402701,"sku":"4615942","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/CAN-BUS_SHIELD_v1.2.jpg?v=1574838271"},{"product_id":"makerfocus-2pcs-mini-digital-dc-voltmeter-0-28-inch-two-wire-3-0v-30v-waterproof","title":"MakerFocus 2pcs Mini Digital DC Voltmeter 0.28 Inch Two-Wire 3.0V-30V Waterproof","description":"\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e1 Waterproof, dustproof and drop resistant\u003cbr\u003e2. High precision\u003cbr\u003e3. Reverse connection protection\u003cbr\u003e4. The decimal point is automatically shifted. When the voltage below 10V, the number of digits displayed on the voltmeter is 0.01;  When higher than 10V, the number of digits displayed on the voltmeter is 0.1 and is automatically shifted.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003cbr\u003eDetection voltage: DC 3.0V ~ 30V\u003cbr\u003eWorking current: \u0026lt;30mA\u003cbr\u003eDisplay: 0.28 inch LED\u003cbr\u003eInstallation hole: 23 * 10mm\u003cbr\u003eMeasurement rate: ≥200ms \/ times\u003cbr\u003eMeasurement Accuracy: 3 %\u003cbr\u003eThe mininumn working voltage: 3.0V\u003cbr\u003eThe maximum working voltage: 30V\u003cbr\u003eOperating temperature: -10 ~ +65 ℃\u003cbr\u003eWorking humidity: 10~80% (No condensation)\u003cbr\u003eWorking pressure: 80~106kpa\u003cbr\u003eColor: Blue, Red\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1 * Blue Two-Wire 3.0-30V Digital DC Waterproof 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List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e10Pcs AMS1117 Power Supply Module(3.3V\/5V Optional)\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"3.3V","offer_id":31509473558605,"sku":"6252936","price":6.59,"currency_code":"USD","in_stock":true},{"title":"5V","offer_id":31509473591373,"sku":"6252967","price":6.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/AMS1117_Module.jpg?v=1575447879"},{"product_id":"2pcs-usb-to-ttl-serial-adapter-converter-compatible-with-windows-7-8-10-wince-linux-mac","title":"MakerFocus 2pcs USB to TTL Serial Adapter Converter Compatible with Windows 7,8,10,Wince,Linux,Mac","description":"\u003cp\u003e\u003cstrong\u003eReady for Your Programming Needs\u003c\/strong\u003e\u003cbr\u003eUSB to serial adapter is seen as a COM port by your computer\/laptop, and is available for use by any program that accesses COM ports. \u003cbr\u003eIt works great for programming microcontrollers such as the arduino, boarduino, Bareduino, Raspberry Pi, ESP8266, micro minimOSD, and Atmel Xmega Xplained, Atmega328 mini pro, or any other that can be programmed over serial.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFeature：\u003c\/strong\u003e\u003cbr\u003eThe 232RL integrates EEPROM for IO configuration and storage of USB VID, PID, serial number and product description information.\u003cbr\u003eA level shifter is integrated to support wide range of 5V-2.8V.\u003cbr\u003eThe I\/O pins are highly capable of driving multiple devices or long data lines.\u003cbr\u003eThe power-on reset circuit is integrated internally.\u003cbr\u003eIt can generate its own clock without the need for external crystal oscillator.\u003cbr\u003eA power supply decoupling RC circuit is integrated internally.\u003cbr\u003eThe pins are clearly defined and easy to use.\u003cbr\u003eThe connection is stable. When the connection error is stuck, simply unplug and plug it in again to reconnect it. The system does not need to be restarted.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eWhich allow FTDI devices to work with the following operating systems\u003c\/strong\u003e\u003cbr\u003eWindows 10 32,64-bit\u003cbr\u003eWindows 8\/8.1 32,64-bit\u003cbr\u003eWindows 7 32,64-bit\u003cbr\u003eWindows Vista and Vista 64-bit\u003cbr\u003eWindows XP and XP 64-bit\u003cbr\u003eWindows 98, 98SE, ME, 2000, Server 2003, XP, Server 2008 and server 2012 R2\u003cbr\u003eWindows XP Embedded\u003cbr\u003eWindows CE 4.2, 5.0 and 6.0\u003cbr\u003eMac OS 8\/9, OS-X\u003cbr\u003eLinux 2.4 and greater \u003cbr\u003eAndroid (J2xx)\u003c\/p\u003e\n\u003cp\u003eDownload Drivers：\u003ca href=\"http:\/\/www.ftdichip.com\/Drivers\/VCP.htm\"\u003ehttp:\/\/www.ftdichip.com\/Drivers\/VCP.htm\u003c\/a\u003e；Installation Guides：\u003ca href=\"http:\/\/www.ftdichip.com\/Support\/Documents\/InstallGuides.htm\"\u003ehttp:\/\/www.ftdichip.com\/Support\/Documents\/InstallGuides.htm\u003c\/a\u003e\u003cbr\u003eBuilt-in a new and original FTDI IC device FT232RL, which handles all the USB signalling and protocols. TTL levels of 5V and 3.3V adjustable design, and draws power directly from your PC\/laptop via the USB connection, no need for an external power adapter.\u003cbr\u003eProvides access to UART Transmit (Tx), Receive (Rx), RTS#, CTS#, VCC and GND connections; POW(power), RXD\/TXD transceiver communication LED indicator design, which can show serial adapter status and data activity at a glance.\u003cbr\u003eWindows 8 and above OS, Linux and Mac OS will install FTDI driver automatically, but NOT compatible with Chrome OS. \u003cbr\u003eTypical applications: USB to RS232\/RS422\/RS485 converters, Support EEPROM, Vendor ID re-write, unbrick routers and Mprog3.5, interface to GPS modules, flash firmware on hard drive, update transmitter, interface to set top box and more.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e2 * USB to TTL Adapter\u003cbr\u003e20 * Du-pont Cables (20cm female to female)\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":31509840724045,"sku":"5728426","price":16.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/USB_to_TTL_Serial_Adapter_Converter_Module.jpg?v=1575450917"},{"product_id":"4pcs-mg995-servo-high-speed-20kg-control-angle-180-metal-gear-servo","title":"MakerFocus 4Pcs MG995 Servo High Speed 20KG Control Angle 180 Metal Gear Servo","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpecification:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eConnector Wire Length 300mm\/11.8 inch\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOperating Speed: 0.17sec \/ 60 degrees (4.8V no load)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOperating Speed: 0.13sec \/ 60 degrees (6.0V no load)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStall torque: 12kg\/cm(6V), 13kg\/cm(7.2V)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOperation Voltage: 3.0V - 7.2V\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGear Type: All Metal Gears\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDead Band Width: 4us\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePlug Specification: JR FUTABA and so on\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTemperature range: -30 - +60deg\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eItem Size: 40.7*19.7*42.9mm(1.6*0.78*1.69inch)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eServo Weight: 55g\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eControl Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eControl Method: PWM\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePulse Width: 500-2500\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDuty Ratio: 0.5ms-2.5ms\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePulse Period: 20ms\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eConnection:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eRed Wire: +\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eYellow Wire: PWM\/Signal\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBrown Wire: GND\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eGear Type: All Metal Gears\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePower Supply: Through External Adapter\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStable and Shock Proof\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCompliant with most standard receiver connector: Futaba, Hitec, Sanwa, GWS etc\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eGreat for biped robot \/ robot \/ remote control car, suitable for models of 50-90 methanol fixed-wing aircraft and 26cc-50cc gasoline fixed-wing aircraft\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eNote:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e1. Please make sure that the duty cycle of the controller you are using conform to our specifications, otherwise the servo can't turn up to claimed degree.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e2. If you have any questions, please feel free to contact us, we will help you as soon as possible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4 * MG995 Servo\u003cbr\u003e4 * Servo Horn Kit\u003c\/span\u003e\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":31518892326989,"sku":"5316631","price":18.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/MG995_Analog_Servo.jpg?v=1575516920"},{"product_id":"433mhz-si4463-wireless-transceiver-module-with-antenna","title":"MakerFocus 433Mhz SI4463 Wireless Transceiver Module Serial Port 1200M with Antenna","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003eThe GT-38 wireless serial communication module is a new generation of multi-channel embedded wireless data transmission module. There are a PCB antenna holder ANT1 and a spring antenna welding hole ANT2 on the module, you can select one of the antennas according to your requirement.\u003cbr\u003eFour modes FU1, FU2, FU3, and FU4 have an average operating current of 3.6mA, 80μA, 16mA, and 16mA in idle state, and the maximum operating current is 100mA (full power emission state).\u003cbr\u003eAt the transparent transmission mode, baud rate, and wireless communication channel must be set to the same. The factory default settings are FU3, 9600bps (8-bit data, no parity, 1 stop bit), and CH100 (443MHz).  This mode can automatically adjust the air baud rate according to the serial port baud rate, and the communication distance is the farthest at low baud rate.When using, it is generally not limited to the number of bytes sent continuously to the serial port of the module. However, in view of environmental interference and other factors, when a large amount of data is continuously transmitted at a time, some bytes may be lost. Therefore, the host computer should have mechanisms such as answering and resending to avoid information loss. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCharacteristics:\u003c\/strong\u003e\u003cbr\u003ePower supply voltage : 3.2 V -- 5.5 V (if the modules working long hours in emission state, suggested that when the power supply voltage is greater than 4.5 V, you need concatenating a 1N4007 diode to avoid module built-in LDO got fever)\u003cbr\u003eLong-distance wireless transmission (opening 1200 m \/ FU4 mode, air baud rate 1000bps)\u003cbr\u003eOperating frequency range (433-458.5MHz, up to 255 communication channels)\u003cbr\u003eMaximum 100mW (20dBm) transmit power (8-speed power can be set)\u003cbr\u003eFour working modes to suit different applications\u003cbr\u003eBuilt-in MCU for communication via serial port and external devices\u003cbr\u003eThe number of bytes sent at one time is up to 256 bytes.\u003cbr\u003eModule supports one-to-one, one-to-many, many-to-many connections, transferring data to each other in a half-duplex manner. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003cstrong\u003eSpring antenna:\u003c\/strong\u003e\u003cbr\u003eFrequency Range(MHz)：433MHz+\/-10MHz\u003cbr\u003eV.S.W.R：\u0026lt;=1.5\u003cbr\u003eInput Impedance( OHM)：50\u003cbr\u003eGain(dBi)：4dBi\u003cbr\u003eDiameter(mm)：5.5\u003cbr\u003eLength(mm)：38.5MM\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003cstrong\u003ePCB Antenna ( with adhesive):\u003c\/strong\u003e\u003cbr\u003eFrequency range: 400~470 MHz\u003cbr\u003eGain: 2.5dBi\u003cbr\u003eStanding wave ratio: S.W.R \u0026lt;1.5\u003cbr\u003eImpedance: 50 ohm\u003cbr\u003eAntenna size: 61*7.5mm\u003cbr\u003eConnector type: IPEX connector \/ welding head two optional\u003cbr\u003eWire: 1.13 line\u003cbr\u003eLine length: 15cm \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1 * 433Mhz SI4463 Wireless Module Serial Port 1200M\u003cbr\u003e1 * Spring antenna\u003cbr\u003e1 * PCB Antenna\u003c\/span\u003e\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":31520124305485,"sku":"5183637","price":7.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Wireless_transceiver_module_SI4438_SI4463.jpg?v=1575524991"},{"product_id":"esp32-camera-wifi-bluetooth-module","title":"ESP32 Camera WiFi+Bluetooth Module OV2640 2 Million Pixels Camera","description":"\u003cp\u003eESP32 Camera WiFi+Bluetooth Module 4M PSRAM ESP32 5V Low-Power Dual-core 32-bit CPU with OV2640 2 Million Pixels Camera for Home Smart Device Map Wireless Monitoring and QR Wireless Identification\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eLow-power dual-core 32-bit CPU for application processors\u003cbr\u003eMain frequency up 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receiver with -98 dBm sensitivity, Class-1, Class-2 and Class-3 transmitters, support for AFH (Frequency Modulation), support for CVSD and SBC audio formats\u003cbr\u003eSupply voltage: 5V 2A\u003cbr\u003eSize: 27*40.5*45(±0^)mm\u003cbr\u003e\u003cbr\u003eApplication Scenario:\u003cbr\u003eHome smart device map\u003cbr\u003eWireless monitoring\u003cbr\u003eSmart agriculture\u003cbr\u003eQR wireless identification\u003cbr\u003e\u003cbr\u003ePacking List:\u003cbr\u003e\u003cbr\u003e1 * Mini ESP32 WiFi+Bluetooth module\u003cbr\u003e1 * OV2640 2 million pixels camera\u003cbr\u003e2 * 2.54mm * 8 pin\u003cbr\u003e\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Camera+Bluetooth Module","offer_id":32889796198477,"sku":"5808718","price":14.39,"currency_code":"USD","in_stock":true},{"title":"Bluetooth Module","offer_id":32889804259405,"sku":"6563244","price":11.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/ESP32_Camera_WiFi_Bluetooth_Module.jpg?v=1575622339"},{"product_id":"ov2640-camera-fisheye-extended-version-lens-for-t-camera-plus-esp32","title":"MakerFocus OV2640 Camera Fisheye Extended Version Lens  for T-Camera Plus ESP32-DOWDQ6 8MB SPRAM","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003eCamera Module:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCamera: OV2640\u003cbr\u003eType: Fisheye lens\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCamera Resolution: 2 Megapixel\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eArray Size: UXGA 1600 x 1200\u003cbr\u003ePower Supply: Core 1.2VDC + 5%\u003cbr\u003eAnalog: 2.5 ~ 3.0VDC\u003cbr\u003eI\/O: 1.7V to 3.3V\u003cbr\u003ePower Requirements: Active\/125 mW (for 15fps, UXGA YUV mode)\/140mW (for 15fps, UXGA compressed mode)\u003cbr\u003eStandby: 600µA\u003cbr\u003eTemperature: Operation -30°C to 70°C\u003cbr\u003eRange: Stable Image 0°C to 50°C\u003cbr\u003eOutput Formats (8-bit): • YUV(422\/420)\/YCbCr422；• RGB565\/555；• 8-bit compressed data；• 8-\/10-bit Raw RGB data\u003cbr\u003eLens Size: 1\/4\"\u003cbr\u003eChief Ray Angle: 25°non-linear\u003cbr\u003eMaximum: UXGA\/SXGA 15fps\u003cbr\u003eImage: SVGA 30fps\u003cbr\u003eTransfer Rate: CIF 60fps\u003cbr\u003eSensitivity: 0.6V\/Lux-sec\u003cbr\u003eS\/N Ratio: 40dB\u003cbr\u003eDynamic Range: 50dB\u003cbr\u003eScan Mode: Progressive\u003cbr\u003eMaximum Exposure Interval: 1247 x tROW\u003cbr\u003eGamma Correction: Programmable\u003cbr\u003ePixel Size: 2.2µm x 2.2µm\u003cbr\u003eDark Current: 15 mV\/s at60°C\u003cbr\u003eWell Capacity: 12Ke\u003cbr\u003eFixed Pattern Noise: \u0026lt;1% of VPEAK-TO-PEAK\u003cbr\u003eImage Area: 3590µm x 2684µm\u003cbr\u003ePackage Dimensions: 5725µm x 6285µm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1 * 2 Megapixel Fisheye Extended Version Lens OV2640 Camera Module for T-Camera Plus ESP32-DOWDQ6\u003c\/span\u003e\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":31570376097869,"sku":"6108605","price":11.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/OV2640_Camera_Module_Fisheye_Extended_Version_for_ESP32.jpg?v=1575961907"},{"product_id":"ttgo-t-camera-plus-esp32-dowdq6-8mb-spram-fish-eye-rear-camera","title":"MakerFocus TTGO T-Camera Plus ESP32-DOWDQ6 8MB SPRAM Fish Eye Rear Camera","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eHardware Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eChipset: ESPRESSIF-ESP32-DOWDQ6 240MHz Xtensa\u003cstrong\u003e \u003c\/strong\u003esingle-\/dual-core 32-bit LX6 microprocessor \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlash: QSPI flash\/SRAM, up to 4 x 16 MB \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSarm: 520 kB SRAM + 8MBytes External SPRAM \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eKey: Reset \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDispaly: IPS Panel ST7789\/1.3 Inch \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePower Indicator Lamp: Red \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUSB to TTL: CP2104 \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCamera: OV2640 2Megapixel \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOn-Board Clock: 40MHz crystal oscillator \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWorking Voltage: 2.3V-3.6V \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWorking Current: About 160mA \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWorking Temperature Range: -40℃ ~ +85℃ \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSize: 69.13*28.41*8.45mm \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMic: MSM261S4030H0 \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSDCard: Integrated external SD card slot \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePower Management Chip: IP5306\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePower Supply: USB 5V\/1A \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCharging Current: 1A \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBattery: 3.7V lithium battery \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eWIFI\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eStandard: FCC\/CE\/TELEC\/KCC\/SRRC\/NCC \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eProtocol: 802.11 b\/g\/n\/e\/i (802.11n，speed up to150Mbps)A-MPDU and A-MSDU polymerization，support 0.4μS Protection interval \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFrequency Range: 2.4GHz~2.5GHz(2400M~2483.5M) \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eTransmit Power: 22dBm \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCommunication Distance: 300m \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eBluetooth\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eProtocol: meet bluetooth v4.2BR\/EDR and BLE standard \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRadio Frequency: with -98dBm sensitivity NZIF receiver Class-1,Class-2\u0026amp;Class-3 emitter AFH \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAudio Frequency: CVSD\u0026amp;SBC audio frequency \u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eSoftware specification\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWifi Mode: Station\/SoftAP\/SoftAP+Station\/P2P \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSecurity Mechanism: WPA\/WPA2\/WPA2-Enterprise\/WPS \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEncryption Type: AES\/RSA\/ECC\/SHA \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFirmware Upgrade: UART download\/OTA（Through network\/host to download and write firmware） \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSoftware Development: Support cloud server development \/SDK for user firmware development \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eNetworking Protocol: IPv4、IPv6、SSL、TCP\/UDP\/HTTP\/FTP\/MQTT \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eUser Configuration: AT + Instruction set, cloud server, android\/iOSapp\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOS: FreeRTOS\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eData Download Link：\u003ca href=\"https:\/\/github.com\/Xinyuan-LilyGo\/esp32-camera-screen\"\u003ehttps:\/\/github.com\/Xinyuan-LilyGo\/esp32-camera-screen\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003egithub: \u003ca 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Including\u003c\/b\u003e\u003cbr\u003e1 * Adapter Board \u003c\/span\u003e\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":31932376776781,"sku":"6272671","price":5.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/0816e329cef19bb813248ce42353f002_a181c9f2-8c12-4957-9a60-c483d8670a97.jpg?v=1581072801"},{"product_id":"makerfocus-heart-rate-sensor-module-max30100-for-wearable-medical-devices-monitoring-devices","title":"MakerFocus Heart-Rate Sensor Module MAX30100 for Wearable  Medical Devices Monitoring Devices","description":"Description:\u003cbr\u003e1. MAX30100 is an integrated pul-se oxim-etry and heartrate monitor sensor solution.\u003cbr\u003e2. It combines two LEDs, aphotodetector, optimized optics, and low-noise analog signal processing to detect pul-se oxim-etry and heart-ratesignals.\u003cbr\u003e\u003cbr\u003e3. The MAX30100 operates from 1.8V and 3.3V power supplies and can be powered down through software with negligible standby current, permitting the power supply to remain connected at all times.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003e1. Complete Pul-se Oxi-meter and Heart-Rate Sensor Solution Simplifies Design:\u003cbr\u003eIntegrated LEDs, Photo Sensor, and High-Performance Analog Front-End.\u003cbr\u003eTiny 5.6mm x 2.8mm x 1.2mm 14-Pin Optically Enhanced System-in-Package.\u003cbr\u003e2. Ultra-Low-Power Operation Increases Battery Life for Wearable Devices:\u003cbr\u003eProgrammable Sample Rate and LED Current for Power Savings.\u003cbr\u003eUltra-Low Shutdown Current (0.7µA, typ).\u003cbr\u003e3. Advanced Functionality Improves Measurement Performance:\u003cbr\u003eHigh SNR Provides Robust Motion Artifact Resil-ience.\u003cbr\u003eIntegrated Ambient Light Cancellation.\u003cbr\u003eHigh Sample Rate Capability.\u003cbr\u003eFast Data Output Capability.\u003cbr\u003e\u003cbr\u003eApplications:\u003cbr\u003eWearable Devices\u003cbr\u003eFitness Assistant Devices\u003cbr\u003eMedical Monitoring Devices\u003cbr\u003e\u003cbr\u003ePin Function:\u003cbr\u003e1 VIN: Power input 1.6V-5.5V\u003cbr\u003e2 SDA: I2C Clock input\u003cbr\u003e3 SCL: I2 C Clock data, bidirectional (open-drain)\u003cbr\u003e4\/8 GND: Analog ground\u003cbr\u003e5 INT: Active low interrupt (open-drain)\u003cbr\u003e6 IRD: IR_DRV IR LED cathode and LED driver connection point\u003cbr\u003e7 RD: R_DRV red LED cathode and LED driver connection point\u003cbr\u003e\u003cbr\u003ePackage Including:\u003cbr\u003e1 * MAX30100 Pulse Heart Rate Sensor Module\u003cbr\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32209265360973,"sku":"5871365","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Heart-Rate-Sensor-Module-MAX30100-1.jpg?v=1585636715"},{"product_id":"makerfocus-4pcs-hex-screw-driver-tools-kit-set-for-rc-helicopter-1-5mm-2-0mm-2-5mm-3-0mm","title":"Hex Screw driver Tools Kit 4pcs Set for RC Helicopter (1.5mm 2.0mm 2.5mm 3.0mm)","description":"Description:\u003cbr\u003e\u003cbr\u003eItem name: Hex Screwdriver\u003cbr\u003eWeight: 170g\u003cbr\u003eColor: Black\u003cbr\u003eMaterial: High speed steel\u003cbr\u003eScrewdriver handle: Aluminum\u003cbr\u003eSpecifications 1.5\/2.0\/2.5\/3.0(mm)\u003cbr\u003eDriver Head length: 100mm\u003cbr\u003eDriver Head diameter:3mm\u003cbr\u003eHandle length: 87mm\u003cbr\u003eHandle diameter: 18mm\u003cbr\u003e\u003cbr\u003eHex 4pcs Screwdriver Tools Kit Set for RC Helicopter\u003cbr\u003e\u003cbr\u003e1.5MM 2.0MM 2.5MM 3.0MM Hex Screw included\u003cbr\u003eDiameter of handle: 18mm\u003cbr\u003eTotal length: 195mm\u003cbr\u003eLength of handle: 90mm\u003cbr\u003eUsed for disassamble Hex Screw in helicoptor and other place Color:Black\u003cbr\u003e\u003cbr\u003ePackage Including\u003cbr\u003e1 * 1.5mm Hex Key\u003cbr\u003e1 * 2.0mm Hex Key\u003cbr\u003e1 * 2.5mm Hex Key\u003cbr\u003e1 * 3.0mm Hex Key","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32209666867277,"sku":"4620242","price":10.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Hex-Screwdriver-Tools-Kit-Set-1.jpg?v=1585646200"},{"product_id":"mpu-9250-9dof-module-9-axis-gyroscope-accelerometer-magnetic-field-sensor","title":"MPU-9250 9DOF Module 9 Axis Gyroscope Accelerometer Magnetic Field Sensor","description":"Description:\u003cbr\u003eNote: if you need the document, please send us an e-mail !!\u003cbr\u003eThe type of module: GY-9250\u003cbr\u003eChip: MPU-9250\u003cbr\u003e9 axes: 3-axis gyroscope + 3-axis accelerometer + 3-axis magnetic field sensor\u003cbr\u003e\u003cbr\u003ePower supply: 3-5v (internal low dropout regulator)\u003cbr\u003eCommunication: standard IIC \/ SPI communication protocol\u003cbr\u003e16 bit AD data output of the 16 bit chip converter\u003cbr\u003eAcceleration range: ± 2 ± 4 ± 8 ± 16g\u003cbr\u003eMagnetic field: ± 4800uT\u003cbr\u003eUsing PCB Immersion Gold, soldering process to ensure quality\u003cbr\u003ePin spacing: 2.54mm\u003cbr\u003eModule size: 15mm * 25mm\u003cbr\u003e\u003cbr\u003ePackage included\u003cbr\u003e1 * 9DOF MPU-9250 module","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32213278490701,"sku":"4615649","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/MPU-9250-Module-01.jpg?v=1585724845"},{"product_id":"2pcs-bluetooth-receiver-board-5v-wireless-stereo-music-module-4-0-audio","title":"2pcs Bluetooth Receiver Board 5V Wireless Stereo Music Module 4.0 Audio","description":"Description: \u003cbr\u003eBluetooth Receiver Board can be used as an ordinary amplifier, active speakers to increase the bluetooth connection function. This is a Bluetooth Receiver Board, not power amplifier board! What circumstance do i need to use the capacitor? If the power amplifier board has no input capacitance or there is power supply interference, the capacitor is connected in parallel with the power supply. Under normal circumstances, it is not necessary to access the capacitor. \u003cbr\u003e\u003cbr\u003eNote: \u003cbr\u003eIf there is a background noise. To overcome this, please parallel the two capacitors in the packing list to the circuit! (The third and fourth image have show how to connect the circuit. \u003cbr\u003e\u003cbr\u003eFeatures: \u003cbr\u003e7 pin output interface for the 2.54 hole spacing, 7 pin output interface is: + power, right, left sound channel, channel, mute, LED status indicator, reserved ports. The LED status port is connected to a 100 ohm resistor in series to indicate that it is connected to the ground. When Bluetooth is not connected, it flashes quickly. After the Bluetooth connection is successful, it is flashed slowly; \u003cbr\u003eVolume is: 30 mm X 20 mm X 3 mm. \u003cbr\u003e\u003cbr\u003ePacking list: 2 * 5V Audio Receiver Module 2 * capacitors 1* LED 1* resistance","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32213348712525,"sku":"4615432","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Bluetooth-Board-4615432-1.jpg?v=1585726833"},{"product_id":"5pcs-mini-digital-voltmeter-dc-0-28-inch-three-line-dc-0-100v-mini-digital-voltmeter-gauge-teste","title":"5pcs Mini Digital Voltmeter DC 0.28 Inch Three-Line DC 0-100V Mini Digital Voltmeter Gauge Teste","description":"Product description :\u003cbr\u003eMakerfocus 5pcs Mini Digital Voltmeter DC 0.28 Inch Three-Line DC 0-100V Mini Digital Voltmeter Gauge Tester LED Display Reverse Polarity Protection and Accurate Pressure Measurement 5 Colours\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003e1. High precision\u003cbr\u003e2. Reverse connection protection\u003cbr\u003e3. Able to djustable voltage resistance-Turn clockwise to lower voltage, it can work directly in 5v, 9v, 12v, 24v.\u003cbr\u003e4. Three-wire connection, but it can also change three lines to 2-wire connection.\u003cbr\u003e\u003cbr\u003eSpecification:\u003cbr\u003eOperating Voltage: 4.0-30V\u003cbr\u003eDetecting Voltage: 0-100V\u003cbr\u003eWorking Current: \u0026lt;20 mA\u003cbr\u003eDetection Rate: ≥ 200 mS\/Times\u003cbr\u003eInstall the hole: 23 * 10 mm\u003cbr\u003eMeasurement Accuracy: 3 %\u003cbr\u003eThe minimum working voltage: +4 V\u003cbr\u003eThe maximum working voltage: +30 v\u003cbr\u003eWorking temperature:-10 ~ +65 ℃\u003cbr\u003eWorking humidity: 10~80% (No condensation)\u003cbr\u003eDimensions: 22.5 * 10 * 7 mm\u003cbr\u003eMeasurement rate: ge; 200mS \/ times\u003cbr\u003eOperating temperature: -10 ~ +65 ℃\u003cbr\u003eWorking humidity: 10~80%\u003cbr\u003eWorking pressure: 80~106kpa\u003cbr\u003eColor: This package include 5 colours Three-Line Mini Digital DC Voltmeter\u003cbr\u003e\u003cbr\u003ePackage Including\u003cbr\u003e5 * Three-Line DC 0-100V Mini Digital DC Voltmeter(Red, Yellow, Green, Blue, White)","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32213460648013,"sku":"4664701","price":12.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/LED-Display-4371659-01.jpg?v=1585729388"},{"product_id":"10pcs-cable-lead-wire-320mm-12-59inch-3-pin-cord-jr-male-to-futaba-female-for-rc-plane","title":"10pcs Cable Lead Wire 320mm 12.59inch 3 Pin Cord JR Male to Futaba Female for RC Plane","description":"Product description\u003cbr\u003e\u003cbr\u003e10pcs Servo Extension Cable Lead Wire 320mm 12.59inch 3 Pin Cord JR Male to Futaba Female JR Plug for RC Plane\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003e10 pieces of the 32cm 3-pin male to female servo extension cables in one set will be sold together.\u003cbr\u003eColor: Black, white and red. as shown in the pictures.\u003cbr\u003eMaterial: durable hard plastic. 60wire cores, high quality.\u003cbr\u003eEach cable length: about 32cm.\u003cbr\u003eConnectors: 3-pin JR male to Futaba female,\u003cbr\u003e100% brand new and high quality 3-pin Male to Female Remote Control Servo Extension Lead Wire Cable.\u003cbr\u003eThese are simple jumper wires used on standard 0.1\" breakaway headers.\u003cbr\u003eGreat for jumping from board to board or just about anything else.\u003cbr\u003eUsed for RC Car, plane and helicopter servo connection or receiver connection.\u003cbr\u003e\u003cbr\u003ePackage Including:\u003cbr\u003e10 * 320mmm Servo extension cable(JR male to Futaba female)","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32213506752589,"sku":"4712972","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Servo-Extension-Cable-4712972-1.jpg?v=1585730792"},{"product_id":"10pcs-servo-extension-cable-4pcs-100mm-3-93-inch-male-to-male-3pcs-320mm-12-59inch-male-to-female","title":"10pcs Servo Extension Cable 4pcs 100mm 3.93 inch Male to Male 3pcs 320mm 12.59inch Male to Female","description":"Product description:\u003cbr\u003e\u003cbr\u003e10pcs Servo Extension Cable, 4pcs 100mm 3.93 inch JR Male to JR Male,3pcs 320mm 12.59inch JR Male to Futaba Female,3pcs 300mm 1 to 2 Y Cables 11.81 inch JR Male to Futaba Female 3 Pin Cord Plug for RC Plane\u003cbr\u003e\u003cbr\u003eDescription:\u003cbr\u003eThis packaging includes: 4pcs 100mm 3.93 inch JR Male to JR Male,3pcs 320mm 12.59inch JR Male to Futaba Female, 3pcs 300mm 1 to 2 Y Cables 11.81 inch JR Male to Futaba Female\u003cbr\u003e60wire cores, high quality.\u003cbr\u003eUsed for RC car, plane and helicopter servo connection or receiver.\u003cbr\u003eThis is a simple three wire cable. Black, white and red.\u003cbr\u003eGreat for jumping from board to board or just about anything else.\u003cbr\u003e\u003cbr\u003ePackage Including:\u003cbr\u003e4 * 100mm Servo extension cable(JR male to JR male)\u003cbr\u003e3 * 320mm Servo extension cable(JR male to Futaba female)\u003cbr\u003e3 * 300mm Servo extension cable 1 to 2 Y Cables(JR male to Futaba female)","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32213556428877,"sku":"4712978","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Servo-Extension-Cable-4712978-1.jpg?v=1585732755"},{"product_id":"track-cars-3-pack-racing-car-police-car-fire-truck-car-with-5-led-flashing-lights-magic-toys","title":"Track Cars, 3 Pack ( Racing Car, Police Car, Fire Truck Car ) with 5 LED Flashing Lights Magic Toys","description":"Product description\u003cbr\u003eEdition:track cars\u003cbr\u003e\u003cbr\u003eNote: 1. Suitable driving on A LARGE ORBIT (2 inches or more)\u003cbr\u003e2. The speed of car is very fast. Don't put your finger or hair near to the back wheel.\u003cbr\u003e\u003cbr\u003eRacing Car + Police Car + Fire Engine Car\u003cbr\u003eNot Included AA Battery\u003cbr\u003eVehicle Play Trucks Early Educational for Your Child!\u003cbr\u003e\u003cbr\u003eSpecification:\u003cbr\u003eDimensions:\u003cbr\u003eRacing Car: 3.2 * 2 * 2 inches ;\u003cbr\u003ePolice Car: 3.5 * 2 * 2 inches ;\u003cbr\u003eFire Engine Car: 3.5 * 1.8 * 2 inches\u003cbr\u003eWeight: 2.82 oz \/ 0.17 lb (for each car)\u003cbr\u003eLights: 5 LED lights alternately\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eA Perfect gift for kids.\u003cbr\u003eLED light up race cars keep the track glowing.\u003cbr\u003e\u003cbr\u003eA Set of 3 CARS\u003cbr\u003eOne of our most popular toys for kids this year.\u003cbr\u003eYou can play and share their happiness with friends.\u003cbr\u003eMade Of High-quality Non-toxic Plastic, Safe \u0026amp; Durable.\u003cbr\u003eBuilt to surpass all of your expectations.\u003cbr\u003eYou'll love this cars,simple and easy to set up, these children's toys are designed for maximum fun and hours of entertainment whether you're age 6 or 16.\u003cbr\u003eGet your kids the perfect present, or as one of our customer's kid's said the \"best gift ever\"! You'll be glad you did.\u003cbr\u003e\u003cbr\u003eDon't need to consider,Click \"Add to cart\"\u003cbr\u003e\u003cbr\u003ePackage Including:\u003cbr\u003e1 * Racing Car ( Blue )\u003cbr\u003e1 * Police Car ( Black )\u003cbr\u003e1 * Fire Engine Car ( Red )\u003cbr\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32217165922381,"sku":"5015003","price":14.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Magic-Toys-5015003-01.jpg?v=1585810457"},{"product_id":"usb-bluetooth-adapter-5-0-wireless-receiver-transfer-dongle-laptop-pc-windows-10-8-1-8-7-xp-vista","title":"USB Bluetooth Adapter 5.0 Wireless Receiver Transfer Dongle Laptop PC  Windows 10 8.1 8 7 XP Vista","description":"Product Description：\u003cbr\u003eMini bluetooth adapter plug and play for transfer file,audio wirelessly for your desktop and laptop PC.\u003cbr\u003eAllow cell phone, tablet connect to speaker, headset and playing music of transfer voice, Enjoy the freedom of wireless.\u003cbr\u003e\u003cbr\u003eSUPPORTED OPERATING SYSTEM\u003cbr\u003ePlug and Play for Win 10\/8.1\/8, no need to install driver.For Win 7\/XP\/Vista Please install the driver included firstly\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eParameters：\u003cbr\u003eBluetooth Standard: Bluetooth V5.0\u003cbr\u003eSize: about 13*14*6mm\u003cbr\u003eBare metal weight: about 0.65g\u003cbr\u003eInterface type: USB\u003cbr\u003eTransmission distance: 0-30m\u003cbr\u003eFrequency range: 2.4GHz\u003cbr\u003eRated voltage: DC 5V\u003cbr\u003eWorking humidity: 75%\u003cbr\u003eStorage humidity: 85%","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32217185943629,"sku":"6058312","price":7.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/USB-Bluetooth-Adapter-6058312-01.jpg?v=1585811357"},{"product_id":"crazepony-soldering-station-tool-with-7pcs-helping-hands-third-pana-hand","title":"Makerfocus Crazepony Soldering Station Tool with 7pcs Helping Hands  Third Pana Hand","description":"\u003cp\u003eProduct description\u003cbr\u003eColor:Black\u003cbr\u003e\u003cbr\u003eThird Helping Hand Soldering Station Welding Tool Aluminum alloy base with Six Flexible Arms\u003cbr\u003e\u003cbr\u003eGeneral:\u003cbr\u003eThe Third Hand quickens soldering, electronics, and DIY projects allowing you to finish your work faster than ever before! Our Third Hand makes positioning a breeze with flexible arms.\u003cbr\u003e\u003cbr\u003eSpecification:\u003cbr\u003eAluminum alloy base: Φ133mm x H14mm\u003cbr\u003eUniversal joint pipe length: 295mm (Alligator clip included)\u003cbr\u003eAluminum alloy base color: Blue, Purple, Black (choice)\u003c\/p\u003e\n\u003cp\u003ePart Number              CZ-001\u003cbr\u003eItem Weight              0.64 kg\u003cbr\u003eProduct Dimensions     5.2 x 5.2 x 12.2 inches\u003cbr\u003eColor                           Black\u003cbr\u003eMaterial                      Aluminum alloy \u003cbr\u003e\u003cbr\u003eProduct size: W133xH309mm\u003cbr\u003ePacking size: L190xW135xH85mm\u003cbr\u003e\u003cbr\u003eFeature:\u003cbr\u003eHeavy Sturdy Aluminum Base ------ Φ133mm x H14mm Aluminum alloy base,568g, with transparent soft rubber pad. No worry for tipping over even with a heavy project. No sliding ------ with six transparent soft rubber pad,keep the helping had soldering station from sliding around on your bench.\u003cbr\u003eSix Adjustable Flexible Universal Arms ------- 295mm Six flexible helping hands, Universal joint pipe, easily positioned where you want them. Eliminates the frustration of traditional helping hands.\u003cbr\u003e360 Degrees Rotated Alligator Clips ----- alligator clamps can be rotated 360 degrees then \"locked\" into place with knurled thumb nuts\u003cbr\u003eUniversal ------ Perfect for computer boards\/ jewelry makers\/ arts crafts hobbyists,it can be used universally.\u003cbr\u003e\u003cbr\u003ePackage Including\u003cbr\u003e1 X Aluminum alloy base\u003cbr\u003e7 X Universal joint pipe\u003c\/p\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32217229525069,"sku":"4615147","price":24.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Soldering-Station-Tool-4615147-1.jpg?v=1585812262"},{"product_id":"wire-terminals-crimping-tool-kit-1000pcs-24-types-insulated-crimp-terminals-electrical-cable","title":"Wire Terminals Crimping Tool Kit, 1000pcs 24 Types Insulated Crimp Terminals Electrical Cable","description":"Product description\u003cbr\u003e\u003cbr\u003eDescription:\u003cbr\u003eEco-friendly heat shrinkable crimp terminals does not produce toxic and harmful substances. They are widely used in wiring, and has many advantages such as quick connection, flame retardant, insulation, environmental protection, fast shrinking, stable performance, etc. This kit includes 1000 terminals in 24 different types and crimping Tool which will meet your wiring need.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eThis assorted terminal kit contains the most popular wire terminal connectors in different shapes. There are total 24 popular connector types ranging in three different colors.  Come with a re-sealable and compact case for convenient storage and carry.Use a hot air gun to shrink these terminals until they shrink to a proper size, easy to operate.\u003cbr\u003eIdeal for garages, auto electricians, mechanics, workshops, suitable for cars, vans, motor, homes etc.\u003cbr\u003e\u003cbr\u003eSpecifications:\u003cbr\u003eMaterial: Copper, PVC, tinplate\u003cbr\u003eQuantity: 1000pcs (24 types)\u003cbr\u003eQuantity Type: \u003cbr\u003e30 * SV1.25-3\u003cbr\u003e30 * SV1.25-4\u003cbr\u003e30 * SV1.25-5\u003cbr\u003e30 * SV2-3\u003cbr\u003e30 * SV2-4\u003cbr\u003e30 * SV2-5\u003cbr\u003e30 * RV1.25-3\u003cbr\u003e30 * SV1.25-4\u003cbr\u003e30 * RV1.25-5\u003cbr\u003e30 * RV2-3\u003cbr\u003e30 * RV2-4\u003cbr\u003e30 * RV2-5\u003cbr\u003e30 * UT1.5-3\u003cbr\u003e30 * UT2.5-3\u003cbr\u003e20 * UT4-4\u003cbr\u003e30 * OT1.5-3\u003cbr\u003e30 * OT2.5-4\u003cbr\u003e20 * OT4-4\u003cbr\u003e200 * e0508\u003cbr\u003e100 * e1008\u003cbr\u003e100 * e1508\u003cbr\u003e20 * CE-2X\u003cbr\u003e30 * FDD1.25-250\u003cbr\u003e30 * FDD2-250\u003cbr\u003eBox Size: 19.6 x 13.1 x 3.7cm \/ 7.71 x 5.15 x 1.45\"\u003cbr\u003e \u003cbr\u003ePackage Including\u003cbr\u003e1000 * Crimp Terminals(With Box)\u003cbr\u003e1 * Crimping Tool","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32217329926221,"sku":"6401931","price":25.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Tool-Kit-6401931.jpg?v=1585814460"},{"product_id":"seamuing-uv-disinfection-box-cell-phone-sanitizer-remove-99-99-bacteria-portable-wireless","title":"Seamuing UV Disinfection Box Cell Phone Sanitizer Remove 99.99% Bacteria Portable Wireless","description":"Product description\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003eMedical grade UV 99.99%, comprehensive sterilization.\u003cbr\u003eAutomatic sterilization, high light transmittance, pure ultraviolet radiation, safety and environmental protection.\u003cbr\u003eAromatherapy function, you can increase aroma at the same time when disinfecting small items.\u003cbr\u003ePut the items in the box and solve the sterilization problem with one click.\u003cbr\u003eLightweight and compact design, easy to carry.\u003cbr\u003eMulti-object disinfection, which can disinfect masks, cellphones, jewelry, mobile phones, etc.\u003cbr\u003eIt can be used both as a portable power source and as a sterilizer.\u003cbr\u003eIt can be used as both a sterilizer and a portable wireless charging power source.\u003cbr\u003e\u003cbr\u003eparameter:\u003cbr\u003eRated voltage: DC5V\u003cbr\u003eInput current: 1-2A\u003cbr\u003eDisinfection power: 2W\u003cbr\u003eMaximum Power: 9w\u003cbr\u003eBody size: 230 * 120 * 35MM\u003cbr\u003eUV wavelength: 253.7NM\u003cbr\u003e\u003cbr\u003ePackage Including\u003cbr\u003e1 * UV sterilizer box","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32217369968717,"sku":"6400735","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Cell-Phone-Sanitizer-6400735-1.jpg?v=1585815916"},{"product_id":"2pcs-8-channel-dc-5v-relay-module-with-optocoupler-for-avr-avr-arm-51-pic-mcu","title":"2pcs 8 Channel DC 5V Relay Module with Optocoupler for AVR AVR ARM 51 PIC MCU","description":"Product description\u003cbr\u003e\u003cbr\u003eDescription:\u003cbr\u003e8-way relay output module, relay output contact maximum 250V 10A. Input IN1, IN2, IN3, IN4, IN5, IN6, IN7, IN8 signal lines are active low. VCC, GND power input terminal, which can be used for relay power supply. JD-VCC.\u003cbr\u003e\u003cbr\u003eFeatures:\u003cbr\u003e-Using high current relay, AC250V 10A DC30V 10A\u003cbr\u003e-The contact part is independently wired, safe and reliable\u003cbr\u003e-Standard interface, can be extended on various development boards\u003cbr\u003e-With fixing screw holes for easy installation\u003cbr\u003e-Suitable for various platforms such as 51 \/ AVR \/ AVR \/ ARM\u003cbr\u003e\u003cbr\u003eSpecifications:\u003cbr\u003e1. This module complies with international safety standards, and there are isolation slots in the control area and the load area;\u003cbr\u003e2. Adopt double-sided FR-4 circuit board design and high-end SMT process production;\u003cbr\u003e3. Genuine relay control;\u003cbr\u003e4.With relay action indication, it will be on when it is on, but not on when it is off;\u003cbr\u003e5. When there is a low-level signal at the signal input terminal, the common terminal and the normally open terminal will conduct;\u003cbr\u003e6. The relay can directly control various equipment and loads;\u003cbr\u003e7. There are 8 normally open and 8 normally closed contacts;\u003cbr\u003e8. The blue KF301 terminal is more convenient to connect to the control line.\u003cbr\u003e9. Module size: 138m * 56mm * 18.5mm (length * width * height), net weight: 120g\u003cbr\u003e10, with 4 fixing bolt holes, 3.1mm holes, 131mm * 49.5mm\u003cbr\u003e11.The finished product passes 100% functional test and stability test\u003cbr\u003e\u003cbr\u003eUseage:\u003cbr\u003e1. Support all MCU control.\u003cbr\u003e2. Industrial field;\u003cbr\u003e3. PLC control;\u003cbr\u003e4. Intelligent home control;\u003cbr\u003e\u003cbr\u003ePackage Including\u003cbr\u003e2 * 5V Relay Module(8 Channel)\u003cbr\u003e","brand":"MakerFocus","offers":[{"title":"Default Title","offer_id":32220775743565,"sku":"6369378","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0084\/7465\/6845\/products\/Relay-Module-AVR-6369378.jpg?v=1585885325"}],"url":"https:\/\/www.makerfocus.com\/collections\/others.oembed?page=7","provider":"MakerFocus","version":"1.0","type":"link"}