MULTI-MODE TOY: There are three modes in the indoor cat toy. The first mode (red) can be used as an interactive toy for pet dogs, cats to play with, chase, and can also be used for lectures; the third mode (white) can be used for daily use, especially for emergencies at night. USB charging: The indoor cat interactive toy is equipped with USB charging, so you dont need to worry about power problems. It is compatible with USB devices such as mobile phone chargers, mobile power banks, and car chargers. Easy Crazy: This is a great cat laser pointer for indoor interaction with cats and dogs. Just slide the button to Mode 1, scroll the black gear and there are 5 patterns (star/butterfly/smile/mouse/standard point) for your cat to play with, making your pet more excited during training and enhancing your pet's motor skills.