Usage Tips:[stainless steel water floating valve, no electricity is required]: stainless steel automatic water level control floating valve is made of food grade 304 stainless steel to the safety of water. This water floating valve has exquisite appearance, hard and shell, and has strong friction and impact resistance. The water level floating sub -valve with an automatic water level ball valve can control the water level without electricity. [Full -automatic water level control floating valve]: When the water level drops and the floating ball drops, the water pressure in the water pipe is used to open the sealing of the sealing of the sealing of the silicone in the valve body, and the valve body begins to supply water. When the water level in the water tower rises, use the water pressure in the water pipe to close the inside of the silicone sealing valve on the of the plunger, and the valve body stops working. [Connected to 1/2inch , 3/4inch and 1inch Water pipes, easy to install]: These floating valves are suitable for 1/2, 3/4inch and 1inch water pipes as the top water inlet or side water inlet. Two methods of using these floating valves, with elbows or no elbows. If there is no elbow, the 1/2inch floating valve can directly connect to 1/2inch water pipe. Or twist the 1/2inch to 3/4inch on the floating valve of 1/2, and then connect to the 3/4inchwater pipe on the other side. [Wide application scope]: The volume of automatic water level control valves is small and does not take up space. It can effectively increase the output of water and perfectly suitable for most thread connections. This 304 stainless steel fully automatic water level control floating valve is suitable for water tanks, swimming pools, ponds, animals automatic water supply and other occasions. [Packaging]: Our automatic water level control valve kit isequipped with 7 accessories, including 1/2inch water level control valve, 1/2inch to 3/4inchadapter, 1/2inch from 4.