Power on ：Long press power button for 2 seconds
Power on ：Short press power button for 6 seconds

Notice:
Baudrate supported by M5StickC: 1200 ~115200, 250K, 500K, 750K, 1500K
If you find out your M5StickC couldnâ€t power on without a USB in, it might because the battery enter the battery protection mode, caused by low-volatge, over-charged, ver-heat...To exit the battery protection mode, please keep charging the battery for around 40 mins. 

Features:
5V DC power supply
USB Type-C
ESP32-based
4 MByte Flash
6-Axis IMU SH200Q
Red LED
IR transmitter
Microphone
2 Buttons, LCD(0.96 inch), 1 Reset
2.4G Antenna: Proant 440
80 mAh Lipo Battery
Extendable Socket
Grove Port
Wearable & Wall mounted
Development Platform: UIFlow, MicroPython, Arduino

ESP32 Features:
240 MHz dual core Tensilica LX6 microcontroller with 600 DMIPS
Integrated 520 KB SRAM
Integrated 802.11b/g/n HT40 Wi-Fi transceiver, baseband, stack and LWIP
Integrated dual mode Bluetooth (classic and BLE)
Hall sensor
10x capactive touch interface
32 kHz crystal oscillator
PWM/timer input/output available on every GPIO pin
SDIO master/salve 50MHz
SD-card interface support

Package Including:
1 * M5Stack ESP32 Mini IoT Development Board M5StickC (Built in 80mAh Battery)
1 * Watch belt
1 * Wall/1515(Random Color)
1 * Brick (Random Color)
1 * USB Type-C cable (Random Color)
1 * HAT-ENV
1 * HAT-SPK