Solar powered ESP32 IoT Sensor | Runs forever on sunshine! BUILD VIDEO!
Published at : 23 Dec 2025
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Solar-powered Lipo 18650 battery powered ESP32 IoT WiFi device with BME280 Temp humidity barometric pressure battery voltage sensor. Uses TP4056 battery management solar charge controller, Wemos ESP32 D1 Mini microcontroller board, runs in deep-sleep mode out of the box!
Improve your soldering skills! Need to learn to solder? Intro to soldering? I've got you covered! Electronics soldering can be tricky, I'll teach you to do it right, it's never too late to learn!