This mouse can finally help you to say goodbye to your mouse hand, since the keyboard and mouse have a certain height, the wrist have to dorsiflexion to be be an angle,then the wrist will keep the tension for a long time which will compress the nerves blood vessels in Carpal tunnel, so that nerve conduction is blocked at the same time blocked the blood supply.the wowpen mouse is designed for the people who care their health,who want to say goodbye to your mouse hand. It is Ergonomically designed to reduce strain,prevention of mouse hand,User convenience with wowpen’s signature,pen-grip comfort. Five button,full function mouse. You pick the hand position that best suits you,Plug and play,compatible with Mac and PC.

Specifications

Interface: USB (Cable 1.5m/5ft)
Resolution: 800DPI-1200DPI-1600DPI adjustable
Button: 4 buttons in default/1 scroll wheel (middle button)
Operation System required: Windows 98/ME/2000/XP/Vista/Win 7/Mac 2.0 hub
Dimension: 102 x 85 x 72MM (WXDXH)
Weight : 200g (include USB cable)