Feature: Hunting Play: This Interactive Pet Toy Is A Smart And Fun Companion For Your Pet. Constantly Captures Your Pet'S Attention With Repeated Side Jumps And Rolls That Mimic The Escape Trajectory Of Your Prey, With Movement Routes That Are Often Random And Irregular.Peppy Pet Ball For Dogs Intelligent Stay Design Piques Your Dog'S Interest In The Toy In Ways Never Seen Before! Stop The Destruction: Our Automatic Rolling Ball Dog Toy Is The Solution For Your Energetic Pet. Automatic Smart Teasing Dog Ball That Can'T Be Bitten It Efficiently Burns Energy Through High-Frequency Interaction With Up To 180 Minutes Of Play Time.Forget Your Pup'S Destructive Tendencies And Let Them Play Without Destroying Your Home. Intelligent Mode Innovation: The Self-Rolling Ball Dog Toy Offers Two Different Modes, With A Normal Mode And A Smart Mode. You Can Switch Between Modes For Different Pet Activities. Once Activated, It Rolls And Rumbles At Different Frequencies. It Is A Great Way To Engage Your Pet And Inspire Their Natural Hunting Spirit. Dog Toys Eco-Friendly Choice: Our Self-Rolling Ball Dog Toy Is Made Of Harmless And Eco-Friendly Tpr Soft Rubber Material. Dog Toys For Small Dogs After Removing The Shell, You Can Easily Rinse Off Dirt And Grime With Water To Keep It Hygienic - A Toy That Loves Your Pet And The Environment. Specification: Material: PC/TPR Battery Capacity: 300mAh Diameter: 5.2cm/2.05Inch Package Included:1 x Pet Ball Toy + 1 x USB Cable Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement. ( 1 inch = 2.54 cm )