【USB RECHARGEABLE & 3 MODES】- The interactive cat toy is recharged via USB cable, no need to replace the battery repeatedly, eco-friendly and durable, fast charging, 1.5 hours charging can provide up to 3.5 hours of fun and exercise time for your kitty. 3 Modes: Flashing Red Light, Always On Red Light, Flashing Colorful Light. 【Auto Reversing】- Due to the sphere shape and self-balancing system, when the ball hits the walls, chairs, doors, etc., the ball automatically changes direction without additional help. It’s best to keep it away from stairs, otherwise it will roll. 【Auto-off】- The cat toy’s 45-minute auto-off timer allows your cat to shut off automatically when he loses interest in playing with the ball, perfect for those who just don’t care. Spend time with cats and dogs. 【Wear-resistant】- The pet toys are made of impact-resistant, wear-resistant and non-toxic ABS plastic, do not fade. won’t crack or bump into the wall, safe for your pets 【Multi-functional game】- The