adingbatponder  👾Apr 15, 2023

Wireless moisture sensor with > 10 year battery lifetime...

https://hackaday.io/project/189978-ultra-low-power-rf-sensor

#rf #433mhz #moisturemonitor #humiditysensor #lowpower #arduino #HDC1080 #concrete #wireless

Ultra Low Power RF-Sensor

RF-Sensor for temperatur, humidity and water leak with decades of battery lifetime