Size: Show picture display Quantity: a float + a roll of raw material tape + an elbow High quality plastic: the drinking water pipe is made of Food grade plastic and 304 stainless steel screws, eco-friendly and durable, and prevent rust. Easy to install: small size, estimated flow rate can reach 40 psi 3 gallons/minute , 60 psi 5 gallons/minute. Durable: the valve replaces the traditional float valve, does not require electricity, is easy to use, has a long service life, low failure rate and saves water resources. Automatic control: The patented design of the upgraded water level control valve, fully automatic control, without electric drive. Wide range of applications: can be used in water tanks, water castles water, swimming pools, solar energy, toilets, hot water boilers, pet drinking water, air cooling, humidifiers, civil buildings, cooling towers, hot water boilers , steam. Good quality product