Datasheet

4/7
option will upgrade your M5Stack library to the latest version (after 0.2.8) to solve this problem.
Product Features
5V DC power supply
USB Type-C
ESP32-based
Case Material: PC + ABS
16 MByte flash(old：4 MByte flash)
BMM150 + MPU6886
Speaker, 3 Buttons, LCD(320*240), 1 Reset
2.4G Antenna: Proant 440
TF card slot (16G Maximum size)
Battery Socket & 600 mAh Lipo Battery
Extendable Pins & Holes
Grove Port
M-Bus Socket & Pins
Development Platform UIFlow, MicroPython, Arduino
Product Size：108.2mm x 54.2mm x 18.7mm
Product weight：264.6g
Include
1x GRAY
1x FACES Charger table
1x FACES sling
1x panel sticker
3x FACES Keyboard(GameBoy, Calculator, QWERTY)
10x Femal-male dupont
6x M3x10 screw
1x hexagon screw key
1x Type-C USB(100cm)
M5Stack Docs