Description: 【Water Tank Automatic Valves】This float valves is designed to control the flow rate and water level of the water tank; When the water level rises to a certain level, the water will be cut off. When the water level drops to a certain level, the water is automatically injected. 【Quality Material 】The main body of our float valves is made of pp, which is stable and sturdy. Pp floating ball, not easy to break, can be applied for a long time. 【Easy to Use】Float valves with adjustbale arm, easy to connect to the supply tube, easy to install and adjust water level. Please choose water float valves according to your needs. 【Well Sealed】The water tank float switch features with a rubber seal for better sealing and makes sure no leaking. Nice flexibility, not easy to tear or wear, high temperature resistant. 【Wide Application】 Widely used for water tanks, water towers, water boiler machine, rice steaming machine, water pump, toilet cisterns, livestock water trough or pool, etc. Specification: Material: PP Size Chart: 45mmx55mm/1.77inchx2.17inch Package Includes: 1 Upper Float 1 Lower Float 1 Connector(4 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.