HIGH QUALITY: The water tank float valve ball is made of high quality plastic, lightweight, strong and durable. It can be used for a long time, can be flexibly adjusted according to water level requirements, and can automatically control the water level. DESIGN ADJUSTABLE: The plastic water tank float valve has an adjustable arm. When the water level in the water tank is low, the float valve door opens to ensure water can enter. When the water level rises, the water ball float valve and the adjustable arm will be combined in this state. Right angle and closed, to realize automatic adjustment of high and low water level. EASY TO INSTALL: You can connect the float valve to a pipe 3/8 inch external threaded water supply and you can install a suitable number of water float valves according to the size of the water tank to meet your needs in different situations. WIDELY USED: Adjustable sink float valve can be used in ponds, small water tanks, toilet storage tanks, swimming pools, reservoirs, reservoirs industrial and large water systems, etc. If necessary, you can choose to use multiple float valves at the same time. FULL SALES SERVICE: We insist on customer satisfaction as our top priority. If you have any questions about our products, please feel free to contact us, we will serve you wholeheartedly! Specification: Material: PE Installation size: < br/> Side Bracket Size: Approx.: 99.8mm/3.93in Top Bracket Size: Approx. 92.5mm/3.64in Water Inlet Size: G3/8in (16mm/0.63in) Applicable water pressure: 0.01-1MPA Applicable water temperature: 0 -100 Connection form: Male thread Applicable Medium: Water Weight: About 55g/1.9oz Package List: 2 x Float Ball Valve Note: 1.Please allow 1-2 inches error due to manual measurement. Thank you for your understanding. 2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as the standard.