Monitoring Voltage with ESPHome, D1 Mini ADC, and Home Assistant - YouTube
IoT Based Battery Status Monitoring System using ESP8266
Measure AC voltage with ZMPT101B and ESP8266 12E - Hackster.io
IoT Based Battery Status Monitoring System using ESP8266
Monitoring Voltage on ESP - ESPHome - Home Assistant Community
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
Battery voltage monitor with NodeMCU Esp8266-12E WiFi module
Monitoring LiPo battery voltage with Wemos D1 minibattery shield and Thingspeak – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
IoT Lithium Battery Monitoring system using ESP8266 & Arduino IoT Cloud