SN988M#01 Toto NEOREST RH Dual Flush 1.0 or 0.8 GPF Toilet Top Unit - Cotton White EWATER+ is a safe and powerful compound, cleaning the wand and bowl after every useWASHLET performs a PREMIST of bowl before each use to help prevent waste from adheringFor use with separately sold NEOREST TOTOCT989CUMFG#01 bowl unit onlySensor operated, auto open and close lid adds convenienceBidet seat preforms rear cleanse, soft rear cleanse, front cleanse, oscillating, and pulsating spray; all include water pressure and temperature control