WeMos ESP-WROOM-02 WiFi Module with 18650 Battery Holder
WeMos ESP-WROOM-2 module works similarly with NodeMCU boards with with addition of 18650 Battery Holder.
- 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 SMT connector could be used to sleep mode
- 1 extra LED could be programmed(Connected with GPIO16[D0])
- 0.5A charging current
- 1A output
- Over charge protection
- Over discharge protection
- 10 digital pins write/read/interrupt/pwm/I2C/one-wire supported(except D0)
- 1 analog input
Here’s the Datasheet of ESP-Wroom-02