Features: Interactive Laser Toy for Pets: Exciting laser moves randomly across floors and walls, appealing to pets natural hunting instinct cats; Five angles to adjust the trajectory of five sizes of movement. Auto play: The Bolt automatically turns off the laser after 15 minutes to prevent your cat from becoming overexcited and to keep play exciting. After 1.5 hours, the Toys will light up and run for 15 minutes on their own. Smart Cat Toys: Concealed auto-rotating laser pointer creates a unique and mysterious experience for tough hunting. Never get bored with the 3-speed setting (slow, fast, random). Unique design: Super quiet design. Works with 4 AA batteries (not included) or USB. You can take this toy to any safe place. Not attached to a door or window. The cat will not be limited to a small place like other toys do. give a satisfactory answer. Features: White color Material: plastic Power supply: 4 AA batteries or USB(Batteries do not are not included) Item size: 18.5 * 7 * 7 cm