MakerFocus

820mAh 1S 3.7V 653042 Lithium Polymer Battery Lipo Battery with JST 2.0A Connector(Pack of 2) Specification:Basic Information:Rated Capacity: 820mAhRated Voltage: 3.7 VStorage Temperature: -20~+25°CStandard Charging Current: 0.2C (740mA)Maximum Charging Voltage: 4.200±0.020VStandard Discharge Current: 0.2C (740mA)Cut-Off Voltage: 2.750±0.005 VCharging Temperature: 0~45°CDischarge Temperature: -20~+60°CWarm Reminder:1. Charging current should...

Description:This 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...

Description:This 3 in 1 small module with various functions that sending voice and short message, browsing webpages and collecting GPS.Features:IPEX interface active antenna; Two-stage amplification, high gain, strong signal.Support voice SMS GPRS, support GPS positioning.Insert the SIM card and Arduino board, you can send...

This is a LattePanda alpha 864 or lattePanda alpha 800 aluminum passive cooling are designed for LattePanda alpha 864 or LattePanda Delta by Geekworm;With this box, you no longer need to use a fan to cool the motherboard, you no longer have to endure...

Features:1. Can be fixed on objects such as walls and desktopsThe aluminum alloy casing has two aluminum alloy gaskets, which can be screwed to the wall, table top and other objects.2. Aluminum Alloy MaterialHigh hardness, strong pressure resistance, metallic luster, not easy to rust,...

Features: -Documentation: https://drive.google.com/open?id=1Yh4PUtbGnVywMMLq26s9Cj-PuJ_ZGJeU.Guide Vedio: https://www.youtube.com/watch?v=elKXLAs3zII. File Library: https://github.com/G6EJD/ESP32-X1-Examples. -AD/USB Input; Programmable LED (D0); Integrated 18650 charging and discharging system. One switch; SDA OLED and SCL; Five buttons; 5 digital contacts. -Charging/Discharge Protection; Compatible with NodeMCU; Input voltage range: 5-12 V; Charge current: 500 mA;...

Features: - 5V 1A power supply for greater driving force - 3.3V and 5V power interface - Support 3V-5V sensor module - Micro:bit all pins lead - 3.5mm audio connector - 5 gold fingers - Built-in buzzer (switch switching) - With LE-GO mounting holes...

Description:ElecFreaks Micro:bit Tinker Kit is a set of Micro:bit accessory that enables you to connect all kinds of modules easily without a group of messy breadboard wires.It can be used for classroom teaching. Students can use this kit to create or complete more projects...

Description:CAN-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...

Product descriptionColor:BlackThird Helping Hand Soldering Station Welding Tool Aluminum alloy base with Six Flexible ArmsGeneral:The 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.Specification:Aluminum alloy...

Description:ESP8266,ESP-12FWIFI Development Board4M bytesThis is D1 mini, it is a mini WIFI board based on ESP-8266EX.11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wiresupported(except D0)1 analog input(3.3V max input)1 Micro USB connectionHow to get started in Arduino:Setup driver:1. Before you use miniD1 boards, you need...

Descriptions:Test charger: Can measure various USB chargers, then insert adjustable constant current load at the output port for current adjustment to test the current and voltage data of the charger.Test charging treasure capacity.Test the charging data of various digital devices: Real-time monitoring of mobile...

Product descriptionFeatures:Two selectable differential input channels.On-chip active low noise PGA with selectable gain of 32, 64 and 128.On-chip power supply regulator for load-cell and ADC analog power supply.On-chip oscillator requiring no external component with optional external crystal.On-chip power-on-reset.Simple digital control and serial interface: pin-driven...

DIY Radio FM Receiver Kit - MakerFocus Digital Radio 76MHz-108MHz Adjustable Wireless Receiver Speaker 5V Power Supply Easy to Assemble for Soldering Learning and Family Education Adult Beginner Learning Materials This soldering DIY kit can help you learn basic electronic knowledge and circuit principles,...

Features: SMPSInput: 12V Typical output: 20W (5V/4A)Absolute output: 25W (5V/5A)3CM quiet cooling fanRemote control safe power (Require Driver)Button control safe power (Require Driver)Recommended to be stacked at the bottomCan stack with other stack boardIndependent of the mainboard hardware ( Safe power must develop by yourself)Raspberry...

Features: The packaging not only include nuts and screws of this case, complimentary nuts and screws for you to assemble your Pi. This case comes with a Cooling Fan on top for your over-clocking needs.This is a new version case, the acrylic board thinner...

Instructions Link:http://wiki.52pi.com/index.php/BAT_RTC%28English%29 Functions overview:RTC modules is used to save time, record the data, this module use farad capacitance, which is higher cost performance.it is the upgrade version of the RPI RTC module with farad capacitor.Product features：- DS3231 internal integration crystals circuit, less power consumption-...

Note: 1. Connect the battery in the right way! Power cost is around 100mA. If you use two 3500 mAh 18650 battery this board theoretically could work 70 hours.2. Battery isn't included, recommeding using two 3350mAh flat 18650 batteries.What is it?This ESP8266 development board...

Product DescriptionESP32 Arduino wireless stick lite is an IoT suite that fully supports the standard LoRaWAN protocol. (Exclusive) Supports the Arduino version of the ESP32 + LoRaWAN protocol routine provided by Heltec. This is a standard LoRaWAN protocol that can communicate with any gateway/base...

Specifications:Chipset: ESPRESSIF-ESP32-PCIO-D4 240MHz X tensa single-/dual-core 32-bit LX6 microprocessorFLASH: QSPI flash/SRAM, up to 4 x 16 MBSRAM: 520 kB SRAMKEY: Reset, IO32Display: 0.91 SSD1306Power indicator lamp: RedUSB to TTL: CP2104Camera: OV2640  2MegapixelSteering engine: Analog servoOn-board clock: 40MHz crystal oscillator Working voltage: 2.3V-3.6VWorking current: About 160mAWorking...