Description: Package Including: You will get 2 pieces of 1/2 inch float ball valvesAutomatic Water Level Control: The float valve is designed to manage the flow and water level in tanks. It automatically stop water when it reaches a certain level and resumes filling when the level drops, ensuring efficient water managementPremium Msterial: The floating ball valves are made with premium ABS plastic and PE material, not easy to break, offering long term performanceHigh Performance: The float ball valves with adjustable arms are easy to install, and have good sealing capabilities to prevent leaks. Its flexibility ensures resistance against tearing or wear and is adaptable to various environmentsWide Applications: The automatic fill float ball valves are suitable for water tanks, pools, ponds, livestock water trough, aquariums, aquacultures, hydroponics, reservoirs, etc Specification: Material: ABS plastic PE Size Chart: Length 20cm/7.87inchScrew diameter 2cm/0.79inchBall 9.8cmx3.9cm/3.86inchx1.54inch Package Includes: 2 Float Ball Valves Note: Please allow slightly errors due to manual measurement and different monitors.