Wired Right H Vertical Mouse Ergonomic Gaming Mouse 1600 DPI Optical Mice Description br new high quality. Ergonomically designed, optical tracking technology, wking on many different surfaces f ideal usage f home, office game. Wired mouse, comftable f touch. Plug f play mode, no need driver Human Design will make your wrist comftable when using mouse. Perfect f Optical Mouse andTrackball Mouse andMechanical Mouse $Vertical Mouse Previous next page buttons f hi-speed web, files browsing wk flow, perfect f gaming enthusiast, programmer, office staff, teen Internet surfer people who sit at length at computer. This vertical optical mouse is ergonomically designed to alleviate strain on wrists with cozy comftable pinky finger and thumb rest a full contour shape seamless f palm suppting, healthy efficient. Specifications: Model Name: Wired Vertical Mouse Version:Right h Design Col:Black Power supply:USB-powered computer Demension:123x75x23mm(LxWxH) Material:ABS Cable length:140cm Adjustable DPI:800-1200-1600 Connection:USB Wired Buttons:Left/Right,Fward/Backward,Scroll Wheel Application:PC gamer,Desktop,Notebook,Laptop Mouse Pad Material:Fabric and Rubber System suppt: f Windows 2000, f Windows XP, f Windows 7, f Windows Vista, f Windows 98, f Mac OS, f Windows ME, f Windows 8 Package included: 1 x Right Wired Vertical Mouse