12V DC Wired Water Detectors Water Leak Alarm Module Leakage Flood Sensor with 10A NC NO Relay Output Control (White) White ship03 There are marking circles in

There are marking circles in different colors help to identify different channels

General Electric GSC3500NWW

Specification:Material: plasticSize(approx): 153

They are washable by both machine and hand

12V DC Wired Water Detectors Water Leak Alarm Module Leakage Flood Sensor with 10A NC NO Relay Output Control (White) White ship03 There are marking circles in12V DC Wired Water Detectors Water Leak Alarm Module Leakage Flood Sensor with 10A NC NO Relay Output Control (White) Description: The Water detector is part of the security system. Itindicates whether the sensor is dry or completely immersed in water by measuring conductivity. When the electrode detect the water, two rust proof metal probe meet the water, the circuit isOn state, And the controller relay will activate with N. C orN. O signal, and also