water flows out when your hands approach it and stops immediately once you draw them back, saving water dramatically. hygienicself-open and close to free hands from any touching, which can efficiently avoid bacteria mutual infections. low power consumptionFor DC flushers, 4 AA alkaline batteries can be used for 2 years at 100 cycles a day. convenient to maintainthere is a strainer inside to prevent sundries from entering the solenoid valve and the strainer is easy to clean.
auto spout