We are manufacturing a device that can be stopped or or out the water from the faucet by human sensor. I installed in the veranda, etc. Using ① apartment. Pigeon water it is possible to ward off spouting you come. (Or in the water pigeons escape is, I do not know and do not try to actually installed.) To be connected to the use ② Garden cooler (hose to cool and put out a mist in the summer). I put out a mist only when a person is approaching. Usually can save water since stopped.