【UPGRADED CAT STIMULATION TOYS】: After many experiments and investigations, this cat toy is designed to attract cats at an appropriate speed and increase cat interaction. It is battery powered, so you can be placed arbitrarily, you don’t need to be inserted next to the power supply. save battery life and prevent your cats from getting exhausted to play all day. Just open a switch, the hairy worm teaser inside will randomly rotate motion to make your cat try to catch it from holes, you can also put the catnip ball inside. From holes on the surface, the ball and the worm will make mutual movements back and forth. , provide more interactive fun for your fur babies. Made of durable ABS plastic material, eco-friendly and 100% safe for owner and pets, your cats will be happy to play with it. $【BONUS AND SATISFACTION】Come with 3 batteries, a small screwdriver to put batteries.