1、Automatic sensing, when you need water, put your hand in the detection area, the faucet will supply water; when the hand is removed, the faucet will stop water supply, reducing waste, convenient and easy to use 2、Energy saving and environmental protection, can reduce overall water consumption without sacrificing water pressure, suitable for daily use 3、Made of industrial grade brass, smooth and bright, resistant to rust and corrosion, increasing the durability and reliability of the structure 4、This water sink automatic induction faucet is non contact faucet, automatic induction, simple installation and convenient use 5、The sensor is powered by 4 AA batteries, which is simple and convenient to replace, suitable for home use Item Type: Automatic Sensor Faucet Weight: Approx. 1788g / 63.07oz Faucet Size: Approx. 16 x 7.8cm / 6.3 x 3.07in Material: ABS, Stainless Steel, Brass Power Supply Voltage: AC220V (50/60Hz) DC6V (requires 4 x AA alkaline batteries) (battery not included) Hydropower Detection Area: 12-18cm Water Pressure: 0.05~0.6MPa Environment Temperature: 0.1~45℃ Water Temperature: 0~60℃ Diameter of Inlet / Outlet Pipe: G1/2in (DN15) 4 x Screw 2 x Screw Tube 2 x Screw Piece 1 x Water Pipe 1 x Faucet 1 x Sensor 1 x Mounting Piece 1 x Storage Bag 1 x English Manual