Interactive Rolling Dog Ball: This rolling ball toy is the ultimate entertainment choice for furry friends. Just press a button, and this interactive rolling ball will start spinning, moving, and shaking, attracting your dog to chase and catch it. Intelligent Obstacle Avoidance Dog Rolling Ball: This electric rolling ball toy is equipped with intelligent motion sensors and an automatic obstacle avoidance system. When the rolling ball encounters obstacles or tight spaces, it will automatically retreat and move. Therefore, you don't have to worry about the interactive rolling ball getting stuck in the corner. Three Modes for Intelligent Cat Toy Ball: interactive cat toy ball with built-in fast mode, slow mode, and interactive mode; Fast Charging: This interactive rolling dog ball toy is equipped with the latest battery technology and can be fully charged in just 30 minutes. You can play for up to 6 hours on a single charge. High-Quality Materials: The shell of this rolling ball toy is made of environmentally friendly and impact-resistant ABS material, which has a soft and skin-friendly feel. The rolling friction is strong and quiet, and will not be damaged by walls or cats and dogs. Please note: This product is in intelligent tapping wake-up mode.