Added images and some more details.

Ethan Rose 2019-01-06 18:14:45 +13:00
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This board is available on Aliexpress and Banggood, and uses the ESP-WROOM-02.
This board is available on [Aliexpress](https://www.aliexpress.com/item/WeMos-D1-Esp-Wroom-02-Motherboard-ESP8266-Mini-WiFi-Nodemcu-Module-18650-Battery/32824587872.html)and Banggood, and uses the ESP-WROOM-02.
![](https://github.com/ethan4/assets/raw/master/For-WeMos-D1-Esp-Wroom-02-Motherboard-ESP8266-Mini-WiFi-Nodemcu-Module-18650-Battery.jpg_640x640.jpg)
![](https://github.com/ethan4/assets/raw/master/pocket_layout1.png)
* Module should be configured as Generic (18).
* LED will work as expected once D0 GPIO16 is set to Led1i (56).
* ADC has a voltage divider to protect the ESP.
* Board has a built in charging circuit for the 18650 (not mandatory) and will switch better USB and battery power without resetting.
* Analog input has a voltage divider to protect the ESP (AD=220KADC100K=GND).
* Board has a built in charging circuit for the 18650 (not mandatory) and will switch between USB and battery power without resetting.
* There is also a CP2102 chip on board for USB serial - quite handy.