SONOFF 433MHz Wireless Water Leakage Sensor

Features:
*Can be equipped with wireless host. Installation by double-side adhesive, easier and convenient to install.
*433MHz frequency, wireless transmission is more than or equal to 200 meters in open place.
*When the two feet of the detector was immersed by the water, it will give flash and send alarm message to the alarm host.
*Excellent design, tiny and fashion. Low-consumption design, which can make it work long time.
*Ideal water intrusion warning for homes, apartments(kitchen, toilet), warehouses, offices, laboratory, hotel rooms, garages, etc.