Features: 1 360 Degree Random Auto-Rotating Ball Toy, Automatically Change Direction When Colliding Obstacles, Having Fun And Exercise 2 Attracts Pets Attention And Stimulates Hunting Instinct By Unpredictable Movements, Fully Mobilizing Their Enthusiasm And Getting Them Excited 3 Upgraded Version With Usb Charging, Charge 15 Hours, Enjoy Up To 4 Hours Of Fun 4 Timer Function, Automatically Shut Off Every 30 Minutes, Prevent Your Kitty From Overly Addicted To The Toy Ball 5 Brighter Led Light, The Ball Shot Red Light While It Is Moving, Quickly Draw Your Kittyas Attention And Enjoy The Fun 6 Made Of High-Impact, Non-Toxic Abs Plastic, Wont Break Even Hit The Wall, Durable And Safe For Your Pets 7 Small In Size, Good For Kitty And Puppy To Play, Smart Interactive Hands-Free Play 8 Passed Ce, Rohs, Fcc Certification Please Use This Cat Toy Ball On Hard Floors, Such As Wood Floor, Tile Floor And Thin Carpet But It Might Not Roll Well On Thick Carpet Specification: Diameter: 25 Inches Weight: 35 Ounces Charging Time: 15-2 Hours Lasting Time: 35-4 Hours Material: Environmentally Friendly High-Impact Abs Package Included: Cat Ball Toy X 1 Usb Cable Manual X 1