SN989M#01 Toto Neorest Elongated Bidet Toilet Seat - Cotton White EWATER+ is a safe and powerful compound, cleaning the wand and bowl after every use WASHLET performs a PREMIST of bowl before each use to help prevent waste from adhering For use with separately sold NEOREST RH CT989CUMFG bowl unit only Sensor operated, auto open and close lid adds convenience Bidet seat preforms rear cleanse, soft rear cleanse, front cleanse, oscillating, and pulsating spray; all include water pressure and temperature control