Features: High-end optical engine, precise positioning. 7 buttons, including Buttons: Left, Right, Scroll Wheel, DPI +DPI -, Advance, Retreat Adjustable 1200 / 1600 / 2400 / 3200DPI. Ergonomical 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 high-end players, gaming professional players. Specifications: Color: Black Material: ABS Tracking system: Optical Voltage rating / electric current: DC 5V / 100mA Connection: Wired Cable length: Approx. 150cm Port: USB 2.0 DPI: 1200/1600/2400/3200dpi. Switch Life: 10 million cycle Buttons: Left, Right, Scroll Wheel, DPI +DPI -, Advance, Retreat Light effect: colorful Support System: Windows 7/8/10/2000/XP/Vista Mac OS or latest Item size: 12.7 * 7* 4cm (L * W * H) Item weight: 131g Package List: 1 * Optical Wired Gaming Mouse 1 * White Box Packaging How to use: 1. Insert the driver CD to computer, and run the "setup.exe" installation. 2. The installation can be started when the mouse is successfully connected and in normal use. 3. When the installation is completed, "A869 Gaming Mouse_V1.0" drive icon appears on the desktop. 4. Adop Sunplus 6651B professional game chips, with high-performance program control decoder chip, to achieve smooth movement and precise control. 5. Office Mode:For key 1-7 (as the picture shows), Default Office Mode Interface 6.Game Mode: the custom macro editing for gaming effects are supported. 7. Advanced: 1000-1600-2400-3200-4800-7200DPl, available six-stage acceleration and deceleration, DPI speed corresponding to the color of the light ,Switch by DPl Pointer precision, scroll wheel speed and double-click speed can be set. 8. Light LED Mode(DPI Mode/ Colorful Light /Rainbow /Floe Light/Waltz /4-Seasons /OFF) 9. Macro: Macro Creation and Change Settings 10. Plug and play, more new functions can be achieved via the drive. 11. When settings done, click Application, and click Save the Configuration.You should boot the driver again when next use so that all the self-defined functions can be used.