Do you want to have a practical automatic drinking bowl valve for your livestock use? If you want, then you can see our product. It is an automatic drinking bowl valve, which is well-made of wear-resistant and safe material, very durable and use. Features - Color: Golden -Material:Copper - Size: 12.50X6.50X3.00cm/4.91X2.55X1.18in - Use reliable and material, very wear-resistant and durable. - It can be used as a drinking bowl accessory for livestock such as pigs, cows and sheep. - Can help keep the water level of livestock drinking bowl very well. Very simple and easy to install, convenient to use for some livestock. - Good to upgrade your cow water bowl, which can help you supplement the water in time. - Suitable for farm or personal home use, very practical and reliable. Automatic bowl tank horse dog cattle Water Valve. Package list: 5 x valve