Adesso introduces relief and comfort, for left handed users without the hassle any cables- The iMouse E70 2.4GHz Wireless Vertical Lefthanded Mouse! If your wrist pain just won't seem to go away, try a specially designed vertical mouse that completely changes your stance and keeps your hand in its natural "handshaking" position. The shape is thoroughly designed for natural comfort and easy-to-reach mouse buttons. No finger stretching or reaching is needed to press or operate the buttons. The built in DPI switch on the top allows for convenient adjustment of your browsing precision without even letting go of the Adesso iMouse E70. No extra software is needed to install your plug n play mouse and as long as your computer's platform supports plug n play, such as Windows, Mac, or even Linux, feel free to plug in your mouse and be ready to go in 30 seconds without any extra inconvenience of additional installations. Easy to connect, and even easier to use. Start browsing the internet, your email, or sift through your files pain free, without any cords or cables using the new Adesso iMouse E70 2.4 GHz Wireless Vertical Lefthanded Mouse.