Fangrui Product Details 1. Dog Toys Jumping Pet Toys Dog Toys Exercise Interactive Pet Toys Giggle 2. Product Selling Point: 3. Fashion Electronic Dog Toy 4. Auto Bounce And Squeak 5. Draw The Pet's Attention Easy Use 6. Specification: 7. Material: + Plastic 8. Size: Inner Diameter 8.5cm 9. Battery: 3 X Aaa (notinclude) 10. How To Play 11. Open The Switch Of Cover, Take Out The Device. 12. Remove The Insulating Strip. 13. Press The Button And Shake Aggressively To Activate The Device. (if It Doesn't Activate Press The Botton And Shake Again). 14. Put The Back Into The Plus Cover. 15. The Will Jump And Squeak And Activate Automatic Stop After 20 Sec. 16. How To Batteries 17. Detailed Please See 18. Unscrew 2 Screw On The Back Side Of The Device (there Are 2 Arrows Pointing To Where The Screw Are) By A Small-head Screwdriver. 19. Find The Battery Case On The Side With Open/close Mark (not The Side With Speaker). 20. Remove The Screw Locking The Battery Case Cover (only One Screw). 21. Install The Batteries (3 X Aaa), Lock The Battery Case Cover Back. Without Battery 5. Screw Back The Back Side Of Device, Put The Device Back Into The Cover. 22. Package Includes 23. 1 Cover 24. 1 Bouncer Ballwithout Battery) 25. 1 Screwdriver 26. Note: Watch Your Pet When Playing! Be Careful Not To Swallow By Your Pet! 27. No Throwing Or Chewing! Only Moving On The Floor.