Drinking water tank is made of stainless steel materials, corrosion rust, strong and durable, no dead Angle, it is not easy and dirt, easy to clean. Equipped with large flow inlet valve and automatic filling water, guarantee the cows enough drinking water. For the groove bottom drain drainage drainage way, rapid drainage make cleaning more quickly. Electric insulation type to ensure drinking water in winter is not cold, ensure that cows free drinking water. 100% security the heat leakage protector, can ensure the safety of the use of dairy cows, water temperature regulation range of 5 to 40 ℃