RECHARGEABLE BATTERY TOY - Built-in battery, USB recharged batteries for up to 2 hours play time for your cat. ENERGY SAVING SYSTEM - In order to save energy, the toy will stop working automatically in 15 minutes. The toy can roll unevenly and change direction on its own when it meets resistance. ATTRACTIVE LIGHT - The light on the ball will attract cats chasing swating and running. This interactive ball attracts your petsAttention with a 360 degree rotation and simultaneously emits a red light. EXERCISE MORE - Your cats will no longer be bored if they have fun with them, entertain them and relieve stress when you leave them alone at home. ECO-FRIENDLY AND SAFE FOR PETS - All accessories are integrated into a roller ball. The red LED light is soft enough not to damage your pets eyes. The surface is in ecological ABS. Product Why choose toy balls for catsUpgraded version with USB charging, charging time 1.5 hours, provides 4 hours of fun. Automatically turn off every 15 minutes, prevent your cat from being addictive to the moving ball. The optimal size will get your cat excited. The red LED light will attract your catsAttention and will not harm your cats eyes. Warm Notice: Reload the cat ball for the first time. The ball will move slowly when the battery is low on power. The battery should be fully charged before use or storage. The ball rolls well on hard ground, but it might not perform well on thick carpet Product specification: Material: ABS Product weight: 99 g Color: white and red Dimensions: 6.4 x 6.4 x 6.4 cm Powered: USB charging 360 degree auto-rotate fun for your cat, free for your hand Just press the button, the smart cat toy will automatically rotate 360 degrees for your pet to chase the ball frantically. it will automatically change direction when colliding with a wall, chair, door, etc. It will automatically turn off after 40 minutes. it is best to let your cat get enough rest. Integrated red LED and USB charging interface - the best pet companion With LED light instead of laser to protect your cats eyes, soft red light will not hurt cats eyes. With the USB charging input port to easily charge your cat toy ball, you only need 1.5 hours, no more battery needed. Robust and high quality ball Made of high quality ABS plastic, non-toxic and will not hit the wall hundreds of times. Robust and safe for your pets