This innovative cat toy has a responsive motion sensor, allowing it to react to your cats movements to move and hide the feathers as well as playing exciting sound effects. The GiGwi Pet Droid Feather hider can also be wall mounted for extra fun. Feather Hider cat toy from the Pet-Droid series that reacts to your cat's movements. It is equipped with a motion sensor that controls the sound chip and the direction of the pen part that makes it stow or poke. Combined these two elements make your pet's fun last longer. 2 AA batteries required.Note*- batteries,not included.