Wireless Water Leakage Alarm Water Level Detector:
 
Name
433MHz Wireless Water Leakage Alarm 
Size
36mm x 88mm x 15mm / 1.41" x 3.46" x 0.59"
Quiescent Current
10uA
Detection Angle
Horizontal Plane
Working Voltage
3V
Emission Frequency
433MHz 
Working Temperure
-10℃~50℃
Relative humidity
< 90%RH
Power By
2 x AAA Batteries