Features: Automatic water level control valve. Operating pressure range: 1-10 kg (0.1-1 MPa) Usage: clean water. Applicable average temperature: 70C. High average temperature: 10 ~ 70 Type: vertical internal installation. Materials: nylon and rubber. Inlet/outlet diameter: 1/2" BSP external thread. Size: approximately 11.4 x 7.5 x 5.8 cm. For detailed photos, please refer to the image. Color: see photo. Easy to install: small size, flow rate rated up to 40 psi 3 gallons per minute, 60 psi 5 gallons per minute. Perfect replacement: The valve replaces the traditional float valve, without electricity, easy to use, long life, low failure rate and saves water resources. Automatic control: The water level control valve has a patented design, fully automatic control, and the val ve does not need to be powered by electricity. Wide applications: can be used for water tanks, water towers, swimming pools, solar energy, toilets, hot water boilers, drinking water for animals, air cooling, humidifiers, civil buildings, cooling towers, hot water boilers, steam cookers. Environmentally friendly and durable: made of food grade plastic for drinking water pipes and 304 stainless steel