1、RELAY CONTROL: Water level controller switch is controlled according to the detection of water level of the pool (water tower), and the high current relay is used to realize the control 2、VARIOUS FEATURES: Small size, easy wiring, low power consumption, large switching capacity, strong interference prevention, and high functional stability 3、AUTOMATIC PUMPING: Can stably realize the automatic start of the water pump to pump water when the pool (water tower) is short of water, and automatically stop the pump when the pump is full 4、STRONG COMPATIBILITY: This water level controller module is highly compatible and can be used with a variety of liquid level sensors 5、BASIC SPECIFICATIONS: Water level controller switch is made of PCB material, the control output is 0~10A, the installation is simple and convenient Item Type: Water Level Controller Module Material: PCB Power Supply Voltage: 9V-12V (Both AC and DC) Control Output: Current 0~10A Control Power: 0~1KW 220V (Can control 2KW) 1 x Water Level Controller Module