3pcs Water Level Detection Sensor Liquid Level Controller Module for Automatic Drainage Device Level Controller Board

Features 1 Three color LED indicate low red medium yellow high green water low water pumping or high water pumping2 Can be switched on and off when you press the function switch jump not pressed when low water relay external pumps work start adding water the water level rises to a high level relay off pump stopped working until the water level drops below the low water level again relay again the above process cycle This feature is used in automatic water equipment allowing the water level is maintained at a low level and high level between 3 When the function switch when pressed when the high water relay external solenoid begins to drain the water level drops below the low water relay off solenoid s stop working until the water level rises again to the high water relay pull again the above process cycle This feature is used in automatic drainage device allowing the water level is maintained between low water and high water level Specifications Work voltage 5VRelay contact capacity 10A 250VController size 42x69mmSensor size 83x21mmPackage Included 3 x Water Level Detection Sensor Liquid Level Controller Module