Features: Rolling Ball: The interactive dog ball provides entertainment for your pet. Press the button to activate the ball, which will spin, move, and shake, encouraging your dog to chase and play. High-Quality Materials: The outer shell is made of environmentally friendly, impact-resistant silicone material that is soft and gentle. The surface offers strong rolling friction while operating quietly, and is durable against impacts from walls or pets. Dog Activity Rolling Ball: This electric rolling ball features a built-in motion sensor and automatic obstacle avoidance system. When it encounters an obstacle or tight space, it will automatically reverse and change direction, reducing the risk of getting stuck. Rolling Quietly: Designed to operate quietly, allowing for daytime or nighttime play without disturbance. Three Modes Smart Cat Toy Ball: The interactive ball offers three modes: fast mode, slow mode, and interactive mode, providing varied play experiences for pets. Package Included: 1 x Interactive Rolling Dog Ball Note: 1. Due to differences in monitors and lighting, the actual item color may vary slightly from the images shown. 2. Please allow 1–3 cm variation due to manual measurement. (1 inch = 2.54 cm)