The device uses cheap, off the shelf components to provide live data on stream and river conditions like stage, temp, and conductivity.

Stuck at home in lockdown and needed a way to connect my old bicycle and old indoor trainer to my fitness watch / phone via bluetooth.

Build your own high-quality water sensor to monitor your pool or spa.

Building a "Solar Power measuring Junction Box" with solar charging a 12 VDC Battery light sensing and Temperature Sensing going to MQTT.