It can produce an LED light that can rotate freely to attract cats easily. Using the USB flash drive to charge the batteries is an economical, safe and ecological solution. Br> The appearance is simple and smooth, easy to clean. Br> This can encourage your cat to exercise more and have a healthy body. Br> 2 Game modes: automatic or manual mode. The automatic mode can accompany your cats when they are alone, and another mode can allow you to play with your cats to make your relationship closer. br>