This clean touchless toilet has a right height and an elongated shape. The smart sensor ensures consistent optimal performance and prevents unintentional flushes. Features a low battery indicator. Power off mode for easy cleaning, easy 1 step deactivation of sensor avoids unwanted flushes while cleaning. Includes 4x AA batteries that give you up to 2 years of battery life. Convenient manual flush option, button is located on the sensor to manually flush if needed. High efficiency 4.8 Liters per flush (1.28 gallons per flush), 12" (30.5 cm) rough-in, 16-1/2" rim height. EverClean surface. Great flush performance with an oversize 3" flush valve. MAP of 600. Lifetime warranty on chinaware, 5 years on all mechanical parts and 1 year on the electronics parts and seat.