automatic urinal flusher (sensor flusher, urinal sensor flush valve) 1) hygienic 2) water saving 3) ... reliable and effective, home use is also very convienient. automatic urinal flusher (sensor flusher, urinal sensor flush valve) Features: 1) Water-saving: water flows ... it and stops immediately2) Hygienic: self-open and close to free hands from any touching, which can efficiently avoid bacteria mutual ...