The TOTO Drake WASHLET Two-Piece Elongated 1.6 GPF TORNADO FLUSH Toilet with S5 Bidet Seat is designed to conceal the WASHLET power cord and water supply hose for a seamless installation. Part of the newly redesigned S series, the WASHLET S2 features a built in night light, a soft rear spray, rear cleanse, and front cleanse with the option of an oscillating or pulsating stream. The temperature and pressure of the water are adjustable, each with five settings. The controls are located on a slim, wireless remote. PREMIST wets the surface of the toilet bowl, aiding in the removal of waste and resulting in a better clean. The S5 model utilizes TOTO's EWATER system when the wand self-cleans. EWATER transforms the water into a safe and powerful compound, creating peace of mind by cleaning the inside and outside of the wand before and after every use. The WASHLET features a heated SoftClose seat with five temperature settings. The WASHLET features an air deodorizer and a warm air dryer with five temperature settings. The Drake features TOTOs TORNADO FLUSH, a rimless, hole-free design with dual-nozzles that creates a centrifugal washing action that assists in rinsing the bowl more efficiently. This version of the TOTO Drake includes CEFIONTECT, a layer of exceptionally smooth glaze that minimizes waste from sticking to the ceramic. CEFIONTECT, coupled with PREMIST and TORNADO FLUSH, assists to reduce the frequency of toilet cleanings, minimizing the usage of water, harsh chemicals, and time required for cleaning.This WASHLET toilet includes WASHLET, Drake bowl and tank set with hardware, and toilet bolt caps. Compatible with T40 WASHLET electronic bidet seat and toilet bowl components only. Additional items needed for installation must be purchased separately: wax ring, toilet mounting bolts, and toilet water supply lines.