Happy Cats & Happy Life: This interactive cat ball is perfect for indoor cats if you don't have a lot of time stay at home but want to allow your cats the stimulation of play. They chase and chase the cat toys ball excitedly around the whole house, absolutely have no time to be bored or lonely. This self-rotating electric cat toy is ideal for cats especially energetic cats. It is the best Christmas gift choice for cats. Great Automatic Interactive Cat Ball to Keep Your Cat Interested: Sometimes it is difficult to make cat happy or away from the work station, or just from you. The cat toys interactive ball can solve the problem quite quickly. Cats love this electronic moving cat toy ball very much and will chases it throughout the house. From Fear to Curiosity & Familiarity to Obsession: Some kittens, introverted or timid cats, maybe will come with a certain fear when saw the kitten toys for indoor cats at first time, don't worry, play with the cat patiently, soon you will find that the cat is willing to approach the indoor cat toys ball proactively and become interested in it, and then fully accept it and fall in love with this cat chase toy. USB Rechargeable Ball Toys for Cats: The ball will continuously move around your house. The cat interactive toy ball come with a built-in rechargeable battery and automatic sleep function. Cat Toys Interactive for Indoor Cats: The interactive cat toys ball rolls best on hard floor, but might not roll well on thick carpet, please purchase with attention. Please do not play in the stairwell to avoid damage. Size: 6.4 cm in diameter Material: ABS