ESP WROOM-02 Mini WiFi Wireless Module ESP8266+18650 Battery Development Board

$6.89

Part Number:ESP WROOM-02
Brand:Spotpear
SKU:0208011

Date:2021/06/30 15:18





ESP WROOM-02 Mini WiFi Wireless Module ESP8266+18650 Battery Development Board

[Features]

  • Compatible with nodemcu.
  • 18650 charging system integration.
  • The indicator LED (green means full, red means charging) can be used while charging.
  • The switch controls the power supply.
  • SMT connector can be used in sleep mode · 1 additional LED programmable (gpio16)
  • 0.5A charging current
  • 1A output
  • Overcharge protection
  • Over discharge protection
  • 10 digital pin read/write/interrupt/PWM/I2C/line support (except D0)
  • Be careful with analog input +-.

Note: If the battery is in the wrong direction, the charging chip will be damaged.