OLED Version DevKit ESP32 Watch Development Board

What is it?
? It is a ESP32 Watch development board.
Why did you make it?
? This product was planned at the same time of deauther wristband. I learned a lot of experience from deauther wristband and I knew ESP32 is a better choice for a Watch. ? The break ou pads are also designed to connect different sensors. ? TX/RX could be used to communicate with computer or other control board. ? 17/16 is IIC port could be connected with RTC module or other IIC sensors. ? SVP/SVN could input ADC signals. ? 25/26 could output DAC signals. ? What makes it special?
? Small size: 3.8x4.5cm Height:1.5cm Double 4 layer board 600mAh battery inside On/OFF Power Switch OLED version:1.3OLED SH1106(SDA-17,SCL-16) Buzzer-32
WS2812b RGB LED-33 Navigation Button(Up-19,Center-18,Down-5) OLED version external slide button(22,23) Highlight LED(27) Indicate charging LED(On means Charging,OFF means Full) Reset and Flash Button at Bottom board Break ou GPIOs(TX,RX,17,16,SVP,SVN,25,26,GND,3V)
SD Card support ? GPIO12--DAT2 GPIO13--DAT3 GPIO15--CMD GPIO14--CLK GPIO2--DAT0 GPIO4--DAT1 GPIO21--card
? Tutorial:

1. ? 2. ?? 3. ? 4.
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Package Included:

1 x?DSTIKE ESP32 Watch DevKit