1.Turn on the : short the on-off key 2.Switch mode: After turning on the ,long the power button 3.Smart mode (the blue indicator light stays on for 3 seconds),automatically enters standby mode after running for 5 minutes,reactivates the ball to turn on after slapping, 4.In normal mode (green indicator light stays on for 3 seconds),the ball automatically turn off after 5 minutes of operation. About Charging: 1.Blinking red light: battery is too low and needs to be 2.Blinking blue light: the product is charging 3.The green light stays on: charging is complete,please fully charge it for the first time Colour:Blue Material:Silica gel Package Contents: 1 x cat ball Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.