Main Features‎:‎‎- High‎-end optical engine‎,‎ precise positioning‎- 6 buttons‎,‎ including scroll wheel‎,‎ left button‎,‎ right button‎,‎ advance‎,‎ retreat‎,‎ DPI switcher‎- Adjustable 1200 / 1600 / 2400 / 3200 / 5500DPI‎- Ergonomic design‎,‎ comfortable touch‎,‎ long‎-term use without fatigue‎- Intelligent connectivity‎,‎ plug and play‎- Long switch life up to 10 million‎- Total 7 bright colors showing in turns‎,‎ giving you a colorful visual effect‎- Suitable for all the people‎,‎ especially for high‎-end gaming professional players‎- Support System‎:‎ Windows 7 / 8 / 2000 / XP / Vista / Mac OS etc‎.‎ Application‎:‎ Desktop‎,‎Laptop DPI‎:‎ 1200‎,‎1600‎,‎2400‎,‎3200‎,‎5500 Interface Type‎:‎ USB Model Number‎:‎ A888 Number of Buttons‎:‎ 6 Type‎:‎ Wired Package weight‎:‎ 0.192 kg Product Size‎(‎L x W x H‎)‎‎:‎ 12.40 x 7.50 x 3.70 cm / 4.88 x 2.95 x 1.46 inches Package Size‎(‎L x W x H‎)‎‎:‎ 13.50 x 11.00 x 5.00 cm / 5.31 x 4.33 x 1.97 inches Package Contents‎:‎ 1 x A888 6D USB Wired Optical Gaming Mouse