:This cat toy can stimulate cat's hunting instinct. Stimulate tired kittens and increase cat's appetite. 360 rotating ball, after power on, the interactive cat toy starts to rotate 360 and has colorful LED indicators. When the ball hits the wall, chair, door, etc., the ball will automatically change direction. No additional help is needed. Automatic shutdown: After 5 minutes of rolling, the cat ball will automatically turn off. USB charging design, it is your good companion when you leave your cat alone at home. Instructions for use:b>Start/stop rolling ball: short press the shift keySwitch mode: in the startup state, press and hold the power keySmart mode (blue indicator light is on for 3 seconds): after running for 5 minutes, it will automatically switch to standby state, click to start. Normal mode (green indicator light on for 3 seconds): automatically shut down after running for 5 minutes Operation minutes: b>Color: green, pinkMaterial: ABS, siliconeSize: about 43 * 43 * 43 mm / 1.6 * 1.6 * 1.6 inches< br> Weight: about 40 gramsCharging: USBBattery capacity: 80 mAhPacking list: b>1 piece * Cat toy ball1 * USB charging cable div>