Features: 1.Entertain cat without having to give them what they want - this interactive toy will keep them on their toes. 2.Automatic Pet Playmate - Keep your cat entertained for hours with a hilarious playmate that moves around and automatically changes speeds depending on your cat& 39;s energy levels 3.3 Speed Settings - Whether your cat is on high energy or needs a break from hunting, there& 39;s a speed setting just right for them 4.Stimulates Kitty& 39;s Hunting Instincts - Engage your cat& 39;s hunting instincts with an interactive way that is hilarious for humans 5.Exercise & Mental Stimulation - This cat ball toy will help keep your indoor cat stay physically and mentally active with multiple ways to play Hands-off ways to keep your indoor cat entertained. More fun with multiple cat Burn off your cats energy and stimulate their hunting instinct Specifications: Size:156*92mm Battery: Lithium polymer 1 x Pet Toy