Micro USB Wemos ESP32 18650 Battery Shield V3 ESP-32 LED for Arduino Raspberr Bj

ITEM NAME:Micro USB Wemos ESP32 18650 Battery Shield V3 ESP-32 LED for Arduino Raspberr Bj.This product does not include 18650 battery. Micro USB port Input. 1 x Battery Shield Module ( Battery Not Included ). Type-A USB Output. Be careful of "+" and "-", You should follow the direction of "+""-" on the PCB.