Any one make smart water level Detector in our home water tank?
@jemish Have a look at these
Coal or water level sensor
Water tank instant volume
Round water tank level sensor
RFM69 custom frequency
Measure a node's NRF signal or distance value
What did you build today (Pictures) ?
Sensebender gateway local sensor
Combined electricity, gas and water use sensor
Node ESP8266 with NFR24 and WiFi disabled
Change pin #s that the RF24 radio uses by default. Mysensors 2.0
Beginner question: How does the MQTT Gateway communicate with a RFM69 Gateway