ESP8266 + 18650 Battery Holder/Charger

ESP8266 Nodemcu WiFi Module With 18650 Battery Charging

  • 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