["Wired Right Hand Vertical Mouse Ergonomic Gaming Mouse 1600 DPI Optical Micer r Descriptionr brand new and high quality.r Ergonomically designed, optical tracking technology, working on many different surfaces and for ideal usage for home, office or game. r Wired mouse, comfortable for touch.r Plug and for play mode, no need driverr Human Design will make your wrist comfortable when using mouse.r Perfect for Optical Mouse &Trackball Mouse &Mechanical Mouse $Vertical Mouser Previous and next page buttons for hi-speed web, files browsing and work flow, perfect for gaming enthusiast, programmer, office staff, teen Internet surfer and people who sit at length at computer.r This vertical optical mouse is ergonomically designed to alleviate strain on wrists with cozy comfortable pinky finger & thumb rest and a full contour shape seamless for palm supporting, healthy and efficient.r r Specifications:r Model Name: Wired Vertical Mouser Version:Right hand Designr Color:Blackr Power supply:USB-powered computerr Demension:123x75x23mm(LxWxH)r Material:ABSr Cable length:140cmr Adjustable DPI:800-1200-1600r Connection:USB Wiredr Buttons:Left/Right,Forward/Backward,Scroll Wheelr Application:PC gamer,Desktop,Notebook,Laptopr Mouse Pad Material:Fabric + Rubberr System support: for Windows 2000, for Windows XP, for Windows 7, for Windows Vista, for Windows 98, for Mac OS, for Windows ME, for Windows 8r r Package included:r 1 x Right Wired Vertical Mouse"]