Ergonomic Sports Car Shape Design - Elegant red colored surface, alloy wheels, rubber tyres and working headligths, comfortable for every day use. Plug and Play - No driver is needed for operation, supports Windows 10 / 8 / 7 / XP / Vista / NT, Mac OS, Linux and more. 2.4 GHz Wireless Receiver, the operating distance is up to 10 meters. Power Saving Technology - Comes with a hibernation system when the mouse is not in use, so it won't use up all the power which ensures long battery life. 1600 DPI Optical Sensor - Provides precise and stable movement, making usage faster and more accurate. Guaranteed Satisfaction - BKLNOG offers 45 days money back guarantee and 18 months worry free warranty for all our products, please feel free to contact us if you encounter any problems and we will do our best to fix all.