This brass sensor motion faucet is now available in dual function water and soap dispenser faucet. This touch less motion sensor faucet reduces the transfer of germs by preventing cross-contamination and re-contamination of germs and bacteria by not touching the faucets or handles. Fits all standard US plumbing. Uses 4 AA Alkaline Batteries (purchase separately).Water Pressure: 0.5 - 7.0 KGS /cm, 10-125 psi. With its micro-computer controlling its action, the motion sensor faucet can self adjust its best detection zone as per the color and shape of lavatory. Convenient to maintain with built-in strainer to prevent sundries from entering the solenoid valve and the strainer is easy to clean. Sensor faucet with built-in Infrared AI smart-chip no water dripping design 100% touch-free operation. Ideal for commercial use applications in public restrooms, restaurants, office building, public facilities, hospitals. Fits all standard US plumbing.