The Bio Bidet replaces the toilet seat and is plumbed into toilet cistern. Electrically powered it needs to be fitted by a qualified electrician who can put a mains spur into the bathroom. By means of a retractable and oscillating nozzle, the Bio Bidet provides the user with a temperature and pressure controlled warm water wash and blows dry, converting a standard toilet into a sophisticated shower and wash toilet. The Bio Bidet offers three types of pressure wash: Feminine Wash – soft aerated spray, Posterior wash - soft yet powerful spray for thorough cleansing and the Turbo Wash – whirly mass of soft water to stimulate bowel movement. The discreet nozzle also provides a powerful and warm air drying operation. Retracts back in to the unit after use and has an automatic self-cleaning mechanism built in. Other features include: Heated seat at room temperature approx. 40 degrees Celsius, Seat sensor signals that the seat is occupied to commence cleaning operation, Two power settings, Easy control panels - attached to the side of the seat, Eliminates need for toilet paper, Quick release mechanism to easily detach seat from toilet, Built in filter protects against lime scale build up, Hydraulic seat enables gentle opening and closing and can be used by all members of the family. Dimensions: Overall (W x D x H) 48 x 49 x 18cm (19 x 19.5 x 7in), Seat overall (W x D) 38 x 36cm (15 x 14.5in), Aperture (W x D) 27 x 20cm (10.5 x 8in).