ESP32 WiFi Bluetooth 18650 Battery 0.96 inch OLED Development Board

When you do some ESP32 projects you must hate to add a power bank to provide the power. This tiny board could solve such problems.

A 3000mAH 18650 battery could make ESP32run 17 hours or more.

18650 charging system integrated.

indicate LED inside(Green means full& Red means charging)

Charging and working could be at the same time.

1 Switch could control the power.

1 extra LED could be programmed(Connected with GPIO16[D0])

0.5A charging current

1A output

Over charge protection

Over discharge protection

Full ESP32 pins break out