A. Suit contents: It includes 2 packs of water tank float valves, which can help reduce the time for filling and checking the water tank. When livestock are drinking water, it can save approximately 30% or more of the water volume and relieve the pressure of sewage discharge. B. The 1/2 - inch float valve for the sink is made of PVC, which is durable, corrosion - resistant, non - deformable, clean and hygienic. C. Excellent design: The float valve of the automatic water dispenser with a rubber gasket helps ensure that the kit is tight and leak - free; the adjustable range of the adjustable arm is over 180 degrees. D. 1/2 - inch threaded float valve: It uses the principle of float ball water level floating to control the on - off of water inlet and outlet, achieving a relatively constant water level and ensuring there is sufficient water and the water quality remains relatively clean. E. Application scenarios: This sink float valve is suitable for sinks, humidifiers, fountains, aquariums, ponds, and drinking water dispensers for sheep, chickens, dogs, horses, and cattle.