Sensor tapis activated by an infrared sensor for cold or premixed water. Designed for public use, its long-term reliability, low maintenance, cost-effectiveness and state-of-the-art design makes the best solution for hygienic demands. The faucet turns on automatically when the user's hands are within the sensor's range and turns off once they have been removed. Electronic FaucetFeatures: 1) Infrared sensor operated, touch-free operation 2) Advanced energy saving design for long lasting battery life 3) Waterproof sensor 4) LED light indicator for low battery 5) Sensing distance adjusted automatically 6) Long life durable body 7) Advanced circuit design saves electricity and water 8) Battery: 4 AAA cells 9) Operational water pressure range: 0.05 - 0.7MPa 10) Water supply pipe size: DN15 11) Ambient temperature range: 0.1-55°C 12) Sensing distance: factory set 20cm 13) Time delay: 0.5 seconds 14) Operation duration: power will automatically cut off after continuous use for 60 seconds 15) Pop-up drain: yes 16) Color: chrome 17) Sample against Cost and shipping charges Inner packing: 1pc/box With Styrofoam and then into one inner box (color or white box) Box dimensions: 26 x 22.5 x 15.5cm Outer packing: 10pcs/carton Box dimensions: 47 x 28 x 65cm