This project is mounted behind a solar panel which charges batteries that power the ESP8266 that hosts this project.
The esp8266 in combination with a homemade fz0430 (voltage detector) measures the remaining battery and posts it here.
Solar Power Monitoring of a typical home. I was interested in how my 4000 Watts of solar panels was working. I will soon introduce some logic. I will eliminate the Pool Pump Timer and make it only go "on" when there is enough solar to run it.