Selfmoving interactive cat toy ball that engages your cat or dog in exciting play with no effort required, helping keep your furry friend active, healthy, and energized. Unique tail accessory: the flexible tail moves quickly with the ball to mimic an agile mouse and attract your pet's attention. An extra blue tail accessory is included. Durable and safe: the surface combines soft flocking and silicone, strong enough to withstand sharp teeth and claws. 2.3 inches in size is suitable for both adult cats and kittens, and the surface wipes clean easily. Smart play and rest function: designed for indoor cats, it provides about 5 minutes of play and then enters standby mode. If left untouched for 30 minutes, it automatically turns off to help balance exercise and relaxation. Use scenarios: Indoor play for adult cats and kittens, keeping them active and engaged without supervision. Independent enrichment for days when you're at work or busy, reducing boredom. Suitable for households with multiple pets, encouraging chasing and interactive engagement among them.