Welcome to our store! 1、Applicability: This regulator is developed according to the actual needs for water pumping in home factories and mines. 2、Function: The regulator uses the detection of the pool's (water tower's) water level to control the high-current relay to achieve control. 3、Features: Small size, simple wiring, low power consumption, large switching capacity, strong anti-interference, and high functional stability. 4、Automatic: Can steadily realize the pool (water tower) automatically opening the pump for pumping when water is lacking, and automatically stopping the pump when pumping is full. 5、Warm tip: This product does not need to purchase a separate probe; household electrical wires can replace the probe. Item Type: Water Level Regulator Module Material: PCB Voltage: 12V Application: Water Level Switch Sensing Regulator 1 x Sensing Regulator Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately, and we will provide you with the best solution!