Upgraded version design - . Comes with a spring and a bell that cats love to play with . Two light settings: red + colorful light to attract cat's attention and interest by sight .Integrate something_x000D_Catnip to attract cat's attention and interest through smell. _x000D_ Auto Scroll & LED Chaser- Just press the button, our cat toy ball will automatically move randomly and emit red light or colorful light to attract your cat's attention. He can too_x000D_automatically change direction when colliding with obstacles such as a wall, chair, door, etc. _x000D_ Refillable & Timers & Sustainable & Safe - Fully charged in 2 hours and provides 3.5 hours of fun; 45-minute auto-off timer function to prevent your cat from losing interest in the cat toy ball, and perfect_x000D_for those who don't have time with their cats and dogs. Made of high-impact ABS plastic, wear-resistant and non-toxic, won't even break the wall, durable and safe for your pets. _x000D_ More Exercise for Health- Chasing around the LED Cat Chaser helps pet cats and dogs exercise more, enhance immunity, reduce obesity and banish boredom when the owner is away. _x000D_ _x000D_ _x000D_ Design features of the updated version: _x000D_1. Automatic 360 degree rotation ball, automatically changing direction when colliding with obstacles, bringing fun and movement. _x000D_ _x000D_2. Improved version design: _x000D_ _x000D_ A. Come with a feather and a bell for cats to play with; _x000D_ _x000D_ B. Two light settings: red + colored light to attract cat's attention and interest by sight; _x000D_ _x000D_ C. Incorporate some catnip to get the cat's attention and interest through its scent. _x000D_ _x000D_3. Attracts the animals' attention and stimulates the hunting instinct with unpredictable movements, fully mobilizes their enthusiasm and excites them. _x000D_ _x000D_4. Upgraded version with USB charging, charge 2 hours, enjoy up to 3.5 hours of pleasure. _x000D_ _x000D_5. Timer function, auto shut off every 45 minutes, prevent your cat from getting too addicted to the toy ball. _x000D_ _x000D_6. Brighter LED light, the ball shot red light while moving, quickly attract your cat's attention and enjoy the fun. _x000D_ _x000D_7. Made of high-impact, non-toxic ABS plastic, won't even crack the wall, durable and safe for your pets. _x000D_ _x000D_8. Small size ideal for cats and puppies, intelligent hands-free interactive play. _x000D_ Specification: _x000D_ Diameter: 2.5 inch / 6 cm _x000D_ _x000D_ Weight: 3.5 ounces/100g _x000D_ _x000D_ Charging time: 1.5 - 2 hours _x000D_ _x000D_ Duration: 3.5 - 4 hours _x000D_ _x000D_ Material: impact-resistant ABS