CHUYI 2.4GHz 3D Car Shape Wireless Optical Mouse Office Mouse USB Gaming Mouse with Receiver for PC Laptop (Black) Cool Wireless Car Mouse: With the headlight and fashion sport car shape design, cool gaming mouse for PC Laptop, perfect gift for your friends or families Comfortable and Portable: Size of the car mouse is 4.53 * 2.24 * 1.38 (inch), comfort to grip, and powered by 2 x AAA batteries (not included). Mini Receiver can be contained and easy to carry. (NOTE: Mini receiver is inside of the roof.) Intelligent Connection: There is no need to code, just plug & play. 2.4GHz digital wireless transmission, operation distance is up to 10 meters. Save Energy: In order to save electricity, if you don't often use, please turn off the switch of the mouse System Compatibility: Mouse can compatible with Windows 98 / ME / NT / 2000 / XP / Vista / Win 7 / Linux or Mac OS Warm Tips: About the led light, only have the blue headlights, as it has no individual switch for the LED light, the light is formed because of light transmission when you turn on the car mouse, so the light is not strong, it can help you save the battery power. So the light is not real light, it will not light up, thanks