Auto Bounce and Squeak- The interactive dog toy will automatically make dog sounds and in shaking motion by random for 12 seconds when turned on. And it will be activated again by shaking or strong touching, could help the dog exercise more and have fun. Interactive Funny Gadget- Cute interactive dog ball with dog growling sounds, bounce and shake motion sensor with dog. Puppy will feel it is not just a quiet doll and extremely excited to chase, bite, hunt and run. Easy to Install and Clean- Petbobi interactive dog toys are easy to install and wash. To install, simply unfasten the Velcro, unscrew the battery cover with a screwdriver, and insert the battery. The plush cover is also washable. To clean it, open the Velcro, remove the bouncing ball, wash the plush cover, and let it dry. Keep Pets Entertained and Exercised - Dog likes run to scratch the plush bouncer ball. The ball will accompany your dog when you are not available, also could help the dog exercise more and have fun. Safe and Durable -This squeaky dog toy is made of a plush cover and is both durable and safe for small and medium-sized pets. All materials used in its construction are sturdy and safe.