Three Interactive Modes: Choose from passive, normal, and gentle modes to match your dog’s play style. Each mode features automatic movements - from rolling to bouncing - coupled with captivating LED lights to catch your dog's eye. Smart Obstacle Navigation: Equipped with an advanced obstacle avoidance sensor, the Wicked Ball PE darts in random directions, skillfully avoiding walls, furniture, and other barriers to keep playtime unpredictable and endlessly entertaining. Enhanced Performance: The latest version is 40% bouncier, 8% lighter, includes added cushioning for safety, and operates with 20% less noise than its predecessor, making playtime enjoyable for everyone. Safe & Durable Materials: Made with dog-safe natural rubber and TPU, and completely BPA-free, the Wicked Ball PE is built to withstand biting, chewing, and slobbering, all while keeping your pup's health in mind. Ideal for Medium to Large Dogs: With a diameter of 3.08 inches, it’s the perfect size for dogs weighing 35lbs and above. We recommend supervising playtime to ensure your dog gets the most out of their new favorite toy. Balanced Play-Rest Cycle: After 10 minutes of play, the Wicked Ball PE automatically enters a 30-minute rest mode (reactivable with a touch), promoting a healthy balance between activity and rest. Dedicated Customer Support: Have questions or need assistance? Our friendly customer service team is here to ensure you and your pet have the best experience possible. Cheerble Intelligent Interactive Dog Toy Ball with LED Lights, Wicked Ball PE, Automatic Moving Bouncing Rotating Ball, Active Rolling Ball for Medium/Large Dog