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When you do some ESP32projects 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
Over charge protection
Over discharge protection
Full ESP32 pins break out
Click the link for more details: http://espressif.com/en/products/hardware/esp32-devkitc/overview
1 x TTGO WiFi + Bluetooth Battery ESP32 0.96 Inch OLED Development Tool