Our one touch aerator came out when SARS came out . Our company developed “ ONE TOUCH TAP ” to install the switch to the waterspout of the faucet . It can prevent recontamination because the botton of switch self-rinsing when tured on.You need n't to touch the faucet handle any more . Just one touch to ture on/off the water flow . This young echonogy has pass the SGS tex . At this time , you may say you can use senor faucet . Our aerator is unneeded to use electric power with eminent price.And senor faucet 's error rate is high-pitched . You know it is reported in the news and in the media of late days and late months . The water shortage is growing and prices is going up on us . Our one touch faucet can help save 48 % ～87 % water and save money as comfortably . By the way . It 's soft to install . You hardly replace your faucet aerator with our one touch aerator . Material : chrome-plated brass , POM Water pressure range:1～5KG/CM2 Scope of applicaton : M24 * 1 , male