Most kitties love to chase things. It’s in their nature. This interactive cat toy is USB chargeable. Using the button on the ball to choose a fast mode, slower mode, recharge mode and interactive mode that has a touch and run function that automatically enters standby mode after 5 minutes, prolonging its use and saving energy. To conserve even more energy, the toy turns off after 30 minutes of inactivity.
 Compatibility with power banks and C-type charging.
 Made of silicone so it won't cause damage to furniture. Suitable for use on wooden floors, tile floors, hard floors, thin carpets. Not suitable for dogs as they will chew it to bits. 
This product does come with instructions but you'll need a magnifying glass to read it. To save your sanity I have printed out a larger example.