![Can i power this 'nodemcu esp8266 v3' using 7.4v or 8v power source in its microusb. actually i have two li-ion battery(3.7v) so , i am going to connect this battery in Can i power this 'nodemcu esp8266 v3' using 7.4v or 8v power source in its microusb. actually i have two li-ion battery(3.7v) so , i am going to connect this battery in](https://preview.redd.it/6qquknlzh5d71.jpg?width=640&crop=smart&auto=webp&s=7de29b2c2e1a091b8085f4beb46763febc4eedd2)
Can i power this 'nodemcu esp8266 v3' using 7.4v or 8v power source in its microusb. actually i have two li-ion battery(3.7v) so , i am going to connect this battery in
![I recently finished the prototype for a battery powered ESP8266 based temperature and humidity sensor with eInk display. Currently working on a custom PCB. : r/arduino I recently finished the prototype for a battery powered ESP8266 based temperature and humidity sensor with eInk display. Currently working on a custom PCB. : r/arduino](https://preview.redd.it/q0c5386r08p61.jpg?auto=webp&s=01b66cd34813e206ebea76dd37bf3521c667a8bc)
I recently finished the prototype for a battery powered ESP8266 based temperature and humidity sensor with eInk display. Currently working on a custom PCB. : r/arduino
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Amazon.com: OCESTORE Mini D1 Module Wemos D1 ESP8266 with Battery Slot ESP WROOM 02 Motherboard Compatible with Node-MCU : Electronics
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Mini ESP8266 Wifi Development Board 18650 Lithium Battery Charging Module for WeMos D1 ESP-Wroom-02 Mother Board Nodemcu PWM I2C
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Diymore Wemos Mini D1 Esp8266 Wifi Wireless Nodemcu Module Development Board 18650 Battery Case Esp-wroom-02 For Arduino - Integrated Circuits - AliExpress
![Amazon.com: LiebeWH ESP8266 Clock Module, Mini Development Board with 0.96in OLED Display 18650 Battery Holder : Electronics Amazon.com: LiebeWH ESP8266 Clock Module, Mini Development Board with 0.96in OLED Display 18650 Battery Holder : Electronics](https://m.media-amazon.com/images/I/71bRJ3bCXOL.jpg)