EASY & COMFORTABLE OPERATION: Automatic sensor touchless use, prevent cross-infection.It has a sensitive sensor that frees you from touching the handle to turn on the faucet. Touchless infrared basin faucet to prevent cross infection, good health and environmental protectionWATER AND ENERGY SAVING: A water-saving faucet reduces overall water consumption without sacrificing water pressure. The sensor powered by 4pcs AA batteries, should last about 7000 times or 2 years for daily home use.HIGH QUALITY AND DURABLE: Material Copper alloy brush construction for long lasting reliability and performance. Multi-layer finishing process; Stunning looks, ideal for home and commercial useEASY INSTALLATION- Detailed instructions with diagram included. Comes with all necessary accessories for installation. Includes faucet mounting hardware, standard fitting and cold/hot water lines.WATER SAVING-When sensor is activated, it will automatically supply water as soon as hands are within sensing range and stops when you move your hands away. This auto faucet will greatly reduce your water consumption. Note: The data are all manual measurement, please allow 1-46cm error, due to Due to the light and display difference, there will be some color difference, depending on the physical item received.