1. Self-cleaning Cat Comb: The self-cleaning cat comb is suitable for massaging and grooming cats' fur. It can make cats feel comfortable when rubbing, help remove and collect loose hair from your cats, providing a cleaner living environment for you. 2. Auto On/Off & Colorful LED Lights: Motion-activated in standby mode. Once the self-cleaning cat comb is turned on, it will automatically turn off after 5 minutes of rotation. When the cat touches the comb, it will work for another 5 minutes. With built-in multicolor LED lights, cats can have fun interacting with each other even when you are not at home. 3. 2-speed adjustable rotation: The self-cleaning cat comb supports slow and fast two rotation modes, and rotates counterclockwise to provide a comfortable massage experience for cats. Add some catnip to enhance the effect. 4. Two Power Modes: The self-cleaning cat litter box can be powered by 4 x AA batteries not included or the included 5V 1A USB Type-C cable, which is very convenient to use. 5. Easy Installation: The self-cleaning cat litter box can be fixed on smooth floors, glass windows or walls by the suction mount. You can also fix it on the wall with screws. 3 screws are included, which is very easy to install.