Features 1、Simply & Convenience operation: Sensor powered by 4pcs AA batteries; when sensor is activated, automatically supplies water as soon as hands are within sensing range, and stops when you move away your hands. 2、Water-saving: Water efficient faucet reduces overall water usage without sacrificing water pressure. 3、Energy-saving: Battery shall last approximately 300 times/day for two year. 4、Hygiene: Touchless design provides hands-free and germ-free operation. 5、Made of copper material, or reliability and long lasting performance. Specifications Feature: Simply & Convenience operation: Sensor powered by 4pcs AA batteries; when sensor is activated, automatically supplies water as soon as hands are within sensing range, and stops when you move away your hands. Water-saving: Water efficient faucet reduces overall water usage without sacrificing water pressure. Energy-saving: Battery shall last approximately 300 times/day for two year. Hygiene: Touchless design provides hands-free and germ-free operation. Durable: Made of copper material, or reliability and long lasting performance. Speciation: Installation type: Centerset Mounting hole: One hole Number of handles: Hands free Style: Contemporary Spout height: 114 mm (4.5 inches) Overall faucet width: 160 mm (6.3 inches) Flow rate: 2 GPM (7.57 L / min) Valve type: Brass valve Faucet material: Brass Finish: Nickel brush Battery type: AA X 4, DC only Multi-nozzle function: No Hot and cold switch: no Suitable for - bathroom / kitchen sink, sink Faucet Size: 16.3 x 6.5 x13cm / 6.42 x 2.56 x 5.12 inch (appr.) Control box: 12.5 x10.8 x7.5cm / 4.92 x 4.25 x 2.95 inch (appr.) Package Included: 1 x Automatic Sensor Faucet 1 x Control box 1 x Hose 1 x Screw Package 1 x Three-way switch 1 x English manual Package List