A COMPELTE CLEAN: The Delta Refresh Bidet Toilet Seat provides a new, more comfortable clean that leaves you feeling refreshed daily FRONT AND REAR SPRAY OPTIONS: Two refreshing sprays with self-cleaning wands automatically rinse and retract after use NO ELECTRICITY REQUIRED: Non-electric bidet toilet seat does not require connection to a wall outlet. Simply attach the bidet hose to water supply and control manually with the rotating knob EASY DIY UPGRADE: Simple, quick release installation makes the bidet elongated toilet seat easy to install and remove – allowing you to upgrade your current toilet seat with one piece (fits most elongated toilets) SLOW CLOSE SEAT: Slow-closing hinges prevent the bidet toilet seat from slamming, while pre-installed bumpers help minimize any seat movement during use