This ergonomic mouse is full of vitality, innovation, and has many health benefits. By changing the way you use your wrist and arms, you will effectively reduce pain and discomfort. Add rubber oil coating to prevent sweaty fingers from sliding. From the office to gaming, using the optical vertical mouse is intersection of class, comfort and functionality. Easy-access Use: 7 buttons give you improved control over your computer's systems. Whether dragging and dropping, selecting large volumes of data or casually gaming, this mouse provides a low-cost, effective solution for multiple computing needs. 7 buttons are including left/ right button, scroll wheel, DPI key, page forward/ backward and show desktop to directly. Comfortable and Classy: Tired of using the traditional grip. Take a break from overly-clunky or uncomfortably tiny mice. The ergonomically-designed thumb rests and grips fit the contour of your palm for maximum comfort. LED vertical light: Unique vertical LED light in thumb-side design combining with different colors glaring LED light, multiple colors are glowing at once, highlights the atmosphere of gaming. LED light turn ON/OFF use button page backward+DPI both button are click. High precision control: Simply press DPI Switch to change among 1000 / 1600 / 2400 / 3200 for smooth and precise tracking on a wide range of surfaces. Transport type: Wired Vertical Mouse. Working voltage: 5V. Working current: 100m. Buttons: 7 buttons with scroll wheel (Left and Right, Show Desktop Button, Backward and Forward Button and DPI Button). High resolution: 3200DPI. Tracking method: Optical. Compatibility: Windows 2000/ XP/ 7/ Vista/ 98, Mac OS, Windows ME/ 8 or more Laptops and Computer. Fits for desktop, laptop, mac, computer, surface pro, MacBook pro/ air, Chromebook and other devices. You can use it in office or at home for gaming or working.