Self-activating toy that stimulates kittens and cats to play. 100% paw-safe with automatic swiveling plate that sends the ball rolling. Key Features : *Appeals to your cat's natural hunting instinct *Helps keep your cat entertained when you're not at home *Two play modes: Sensor and Continuous *Made of BPA-free materials *Batteries not included (needs 2 x AA batteries) *Fits perfectly with the Catit Senses 2.0 Circuits!