ioBroker-IoT-UltrasonicWaterlevelSensor THIS IS AN OLD DRAFT! The code has to be rewritten to fit into the ioBroker IoT Framework: https://github.com/AndreasExner/ioBroker-IoT-Framework The sketch uses the JSN-SR04T-2.0 Ultrasonic Waterproof Range Finder (for example by Dollatek)