Auto Rolling & LED Chaser - Just press the button, our cat toy ball will automatically move randomly and emit red light to attract your cat’s attention. It can also automatically change direction when colliding with obstacles such as a wall, chair, door, etc. loading. Can automatically shut off after 30 minutes, prevent your cat from losing interest in the toy ball and perfect for those who don’t have time with their cats and dogs. Durable & Safe - Made of impact-resistant ABS plastic, wear-resistant and non-toxic, won’t even break against the wall, durable and safe for your pets. CE, ROHS, FCC Certification More Exercise for Health - Chasing around the LED cat chaser helps indoor cats and dogs exercise more, improve immunity, reduce obesity and killing boredom when the owner is away