Wide Voltage Compatibility: The automatic water level controller supports DC 12-15V (AC 9-12V) operating voltage, ADAPTS to different power supply environments, and has a wide range of use. Energy-saving Design: Standby current is only 11MA, working current is 82MA, low power consumption design, and energy saving. Automatic Trigger Function: The controller can be automatically triggered, and the user can set the highest and lowest water level at will to achieve accurate control of the water level. Powerful Load Capacity: The maximum load can reach 30A / 250VAC, 30A / 120VAC, 30A / 30VDC, suitable for a variety of high-power equipment, to ensure stable and control. Multi-scenario Application: The automatic water level controller is suitable for living water tower, aquarium water tank water change system, conductive liquid automatic control, automatic livestock feeding system, farm automatic water supply system.