This cat toy product comes with an optional battery, and you can choose whether or not to include it. There is no concern of harmful chemicals, as the material used is ABS. The toy is designed specifically for cats and comes in the form of a ball. It features an automatic drive function and a long tail that adds an interactive element for your cat. The toy is also suitable for dogs and is made of soft plush material. This smart toy does not require electricity, but can also be operated with electricity for enhanced play.