Interactive design for indoor cats Smart automatic rolling ball with an attached turbo tail provides engaging entertainment and helps stimulate natural hunting instincts. Selfmoving mechanism Automatic rolling motion creates unpredictable movements to keep cats curious, active, and engaged during play sessions. Rechargeable power USB rechargeable design supports long play times without the need for frequent battery replacements. Replacement parts Includes additional replacement tails to extend the toy's lifespan and maintain an play experience. Use scenarios Solo play at home A bored indoor cat can chase the rolling ball and turbo tail, providing exercise and mental stimulation through unpredictable movement. Interactive family play Caregivers or children can guide the toy to encourage your cat to pounce and stalk, fostering engagement and bonding time. Durability and maintenance When the tail shows wear, swap in the replacement tail to refresh performance and extend overall toy life.