DC voltage sensor

[ADF.Devices]

Sensor below has a range from 0 to 3.3V, adding 1MΩ resistor between voltage source and pin A0 will extend range to 13.2V.

[RELEASE] DIY Voltage Sensor with mains and battery power (ESP8266, NodeMCU, D1 Mini)

It’s a small DIY project from ADF Devices . It takes about one evening to complete. At the end you will have sensor connected to WiFi network with measurements visible on ADF Devices website and in SmartThings app. : To add voltage sensor to SmartThings: Follow instructions to build and connect device (or add example voltage sensor to try it) In SmartThings app select ‘+’ to add device, sort by brand and select ADF Devices. [image] Thank You for reading. Let us know if you trying it out, have any questions or suggestions.