Magic Roller Ball Toy Product Features: Our toy ball has an internal electric vibrator that keeps your pets excited and less annoying. < / p> This set of products includes a sphere and four different colored domes for easy cleaning, while the color change will prevent your pets from getting irritated. This product is not only a toy that can be used as a pet, but can also be used as a small vacuum cleaner to make your floor cleaner and worry-free. The product is very durable, you only need the battery (not included) inside, open the switch, it will keep rolling, using high quality materials, not easy to bite. This microfiber ball is one of the funniest of the recent robotic vacuum cleaner trend, The color fur ball can automatically roll around for house cleaning All you have to do is clean the furry blanket and then let the ball do the rest, Suitable for living room, bedroom, office, school, etc. As long as you enter battery, will ride bicycle ride bicycle. Powered by 1 AA battery (not