Attention: Welcome to my shop! We ship the product from China, the delivery time is 7-14 days!Main Features:High-end optical engine, precise positioning.4 buttons, including scroll wheel, left button, right button, DPI switcher.Intelligent connectivity, Driver is installed automatically, plug and play.Adjustable 800 or 1200 or 1600 DPI.Ergonomical design, comfortable touch, long-term use without fatigue.Suitable for office, graphics and gamersTotal 7 bright colors showing in turns, giving you a colorful visual effect.Specifications:Material: ABSTracking system: opticalConnection: wiredNo macro programmingCable length: approx. 150cmUSB interface : USB 2.0DPI: 800 or 1200 or 1600 DPI AdjustableVoltage rating or electric current: DC 5V or 100mASwitch life: 5 Millions Switch lifeLight effect: colorful Free transformItem size: 12.4x 6.3x 3.9cmItem weight: 109gPackage size:13.8x9.8x4.9cmPackage weight:138gSupport system: Windows 7 or 8 or 2000 or XP or Vista Mac OS or latestPackage List:1 x Wired Mouse Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store