3Pcs ESP32 ESP32S 18650 Battery Charge Shield V3 Micro USB Type-A USB 0.5A Test Charging Protection Board

Note This module is suitable for 18650 battery onlyThis module can be powered or for raspberry pi and sensor at the same timeThis module output current up to 2A This product does not contain 18650 battery installation be careful of the battery positive and negative when install do not reverse Please follow the direction on the PCB and do not follow the positive and negative directions on the battery holder Features 1 With over charging protection and over discharge protection2 Micro USB charging interface3 Charge current 0 5A4 1 switches to control the USB output5 Input voltage 5 8V6 Three 3V 1A output interface 7 Three 5V 2A output interface8 LED light green for full of charge red for under charging Package includes 3 x 18650 Battery Charging Protection Board