Charm & Magic 2400 DPI 6 Buttons Optical USB Wired Gaming Mouse with 5 Soothing LED Colors Simple to use -just "plug and play". No additional software or firmware required. 6-buttons for superior productivity and efficiency Ergonomically designed, long-term use without fatigue Precision control with 4 DPI settings: 800 / 1200 / 1600 / 2400 Different LED light colors that change while in use, offering soothing ambient lighting