Description Manufactured with premium plastic material, this automatic water level controller water is an livestock drinking bowl switch valve. It is an automatic drinking bowl float ball switch valve, your livestock can drink water at any time. To a certain extent, you don't have to worry too much about livestock suddenly running out of water to drink. Features -Color:As Shown -Material:Plastic -Size:24.00X5.00X5.00cm/9.43X1.97X1.97in - The principle of floating water level is adopted to control the inlet and outlet water switch to achieve a constant water level effect, which can maintain sufficient water and always clean water. - Smooth and polished edges to avoid scratch caused by damage. Float valve for water trough horse cattle auto filter - Manufactured with safe and reliable material, can be used for long lasting use. - Practical automatic drinking water bowl accessories for horses, pigs, cattle, and sheep. - An gift choice for your friends or families who want to raise some livestock.Package list: 2 x Float Valves