Features PRESSURE RANGE: 1/2in DN15 float ball valve, with a water pressure range of 0.2‑10kg (2.84‑142psi), with large flow rate, and wide application range. AUTOMATIC CONTROL: Supports automatic control of water level, automatically adding when water is low, and automatically stopping when full. DURABLE MATERIAL: The float valve is made of excellent PA66 and silicone, safe and environment friendly, and will not release any toxic substances. HIGH EFFICIENCY: This automatic float valve is easy to use, does not require electricity, with low failure rate, and greatly saves water resources. APPLICATIONS: Widely used in water tank, water tower, swimming pool, toilet, hot water boiler, animal drinking fountain, humidifier, air cooler, etc. Specification: Item Type: 1/2in Float Valve Product Material: PA66, 304 Stainless Steel, Silicone Pressure Range: 0.2-10kg water pressure (2.84-142psi) Applicable Medium: Clean Water Size: Approx. 56 x 123mm / 2.2 x 4.8in Package List: 1 x Float Ball Valve 1 x Waterproof Tape 1 x Filter Screen 1 x Accessory Package List 1 x Float Ball Valve 1 x Tape 1 x Filter Screen 1 x Accessory