Constantly clean litter box: littermaid automatically rakes waste into sealable container 10 minutes after use. Safety bar: automatically reverses the cleaning rake at the slightest touch. Detachable litter tray: makes cleaning of litter tray easy. Low voltage: operates with household current or standard d cell batteries. 4 waste receptacles: disposable, sealable waste receptacles provide a healthier, virtually odor-free environment. Comes with sleep timer, sensor-activated ionic air cleaner, triple action tool and paw cleaning ramp. MULTI COLORED