【Interactive Cat Toy】: This smart interactive cat toy is made of soft, skin-friendly, and durable silicone. Its replaceable tail and irregular pattern mimic prey, bringing excitement to cats while playing. 【Dual Speed Settings】: This interactive cat toy ball has two speed settings, which can be adjusted according to your cat's energy level. With a simple press of the power button, you can easily switch from slow to high speed to meet the needs of curious kittens and active adult cats. 【3 Modes】: Choose from fast mode, slow mode (automatically shuts off after 10 minutes), or interactive mode (activated by the cat's touch, automatically turns off after 30 minutes of sleep if not woken up). Ideal for stimulating your cat's natural hunting instinct, adding to their challenge and keeping them interested 【Long-lasting USB rechargeable battery】: Our automatic roller ball has a built-in 300mAh lithium battery, which can be easily recharged via USB charging, eliminating the trouble of frequent battery replacement, adding convenience, ensuring that your cat's favorite toy is always available. Note: Our products are tested before shipment and consume a certain amount of power. It is best to fully charge them after receiving the goods! 【Spherical texture, unpredictable movement】: This indoor cat toy has a unique wavy texture and irregular movement trajectory, which can simulate the random behavior of real prey, stimulate cats' interest in hunting and keep them engaged in the game for a long time