Feature: 1. Plastic material, prevent metal from scratching the pig, eco-friendly and reduce the pressure of sewage treatment. 2. Adopting aerodynamic principle, no electricity is needed, water waste is avoided and sewage discharge from pig farm is reduced. 3. One-button switch, just operate the switch to automatically control the water level, more convenient to use. 4. It can be quickly disassembled to facilitate later maintenance and cleaning of the pig farm, reliable and practical. 5. The middle material of the controller is silicone, which is durable. Pigs can see water and drink enough at one time. Specification: Condition: 100% Brand New Item Type: Water Level Controller Material: Plastic + Silicone Product Size: Approx. 20 x 17 x 10 cm / 7.9 x 6.7 x 3.9 in Weight: Approx. 282g / 9.9oz Package List: 1 x Water Level Controller