Wall mountedsensor tap: 1 wall mounted,perfect with artistic basin. 2 intelligent recognition backgroud,automatically adjust sensor range;The controlling parts are behind the panal,easy to install and maintenance 3 instant water outflow at the induction,one minute overtime protection. 4 Tap and valve from brass foundry,sturdiness and durability 5 Low-power,4 AAbatteries can work for 300,000 times 6 Light flashing when the power is going off 7 Particularly apply to hotels,airports,office buildings and other public facilities use.