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Development board integrates the ESP8266 18650 battery. Standard battery 18650 can work up to 17 hours

 

With nodemcu

Integrated charging system 18650

LED indicator - green - fully charged, red - charging

Can work and charge at the same time

1 switch power supply

1 connector SMT available for sleep mode - 1 additional programmable LED7

Charging current: 0.5 a

Output current: 1A

Overload protection

Protection against discharge

10 digital pins for reading/writing/open

Support PWM, I2C

1 analog input

 

Caution: If the battery is inserted the wrong direction, charging the chip will be destroyed

 

The battery is not included

Package contents:

1x WeMos module on the battery for D1 Esp-Wroom-02 motherboard ESP8266 Mini-WiFi Nodemcu

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