Features: 1. The pet can play by itself without affecting your work. (this product needs to be equipped with two AAA batteries, but product does not contain battery. 2. Clip it on the desktop, clip it on the pet table to play with the pet, take the pet to exercise. 3. Looks funny and interesting to your pets. 4. The hair ball can be replaced with other toys, your pet will fall in love with it. 5. When the toy is triggered, it can be turned off automatically for about 5 minutes, or the button can be turned off again during the operation of the toy.