Mode Selection: This interactive dog toy has 3 intelligent modes: blue fast mode, purple slow mode, and yellow interactive mode. The speed in the different modes adapts to your dog's different age and energy needs. Whether you are at home or not, this toy will keep your dog happy. Material: The interactive dog toy is made of high-quality materials, has a compact size of 6 cm in diameter and comes with 1 easy-to-assemble chew rope for extra interactivity, practicality and durability, making it suitable even for small dogs to play with. Unique Design: The automatic rolling ball is bright orange and has a textured surface that not only cleans your dog's teeth but also awakens the hunting instinct. It has a tail that moves while it rolls to arouse your dog's curiosity. Happy Companion for Your Dog: The dog toy is perfectly suited as an entertainment toy for your dog when it is alone at home. The dog toy has bird song, which attracts the dog's attention and can help it relieve stress and maintain a good mood. This toy ball with light, movement and sound effects is an ideal companion for dogs of all ages. Suitable for Various Places: The electric dog toy can be used in various places, including all types of marble floors, wooden floors, thin carpets, thick carpets, etc., so that your pet can play with it anytime and anywhere.