The Logitech G600 MMO Gaming Mouse is designed for serious gamers who want the ability to make rapid commands in the palm of their hand. Besides the three usual primary buttons, this black Logitech G600 mouse also has 12 thumb buttons on the side that give players consolidated and versatile control over their games. With 8200 dpi, the Logitech Gaming Mouse is made to be sensitive to even small and precise movements. A one millisecond USB report helps the game receive your commands quickly and without lag, improving responsiveness. The thumb keys on the black Logitech G600 mouse are illuminated, and you can choose the color yourself, deciding on whichever suits your mood or taste best. Ideal for use in online gaming environments such as World of Warcraft, the Logitech gaming mouse has been pre-programmed with appropriate commands and capabilities, and no additional drivers need to be installed on your PC.