Power : 220V AC Operation : Post self flush infra-red sensor (Preflush + Postflush also available*) Sensing Range : 500mm Adjustable Water Pressure : 0.02 MPa–0.8 Mpa *0.05 Mpa is minimum Required Pressure for Decent Flow of Water Flush Time : 7-8 Seconds Postflush Inlet/Outlet : G1/2 ” (Dn15) USP : Battery Operated Concealed Automatic Toilet Flusher with Push Button Flush Setting : Sensing range (or detection zone) adjustment pot given at sensor By default range is preset at optimum value Alter setting only if necessary