Features 1、Great Control: Accurate and sensitive, this controller can auto start and stop the pump to better control the water level. 2、Broad Utility: Allows for flexible application in water pumping as well as water drainage in garage, basement and so on. 3、Reliable Work: Has low power consumption, strong anti interference, large switching capacity for stable work performance. 4、Durable Using: Adopting high quality PCB material, not easy to malfunction, also has great durability for long term using. 5、Easy to Install: Comes with a light weight and a compact, the wiring is very convenient to complete within minutes. Specification Item Type: Water Level Control Module Material: PCB Application: Water Level Switch (This product does not need to purchase other probes, you can use household wiring instead of probes.) Package List 1 x Water Level Control Module