Evoluent VerticalMouse 4 - Left-Handed The patented shape supports your hand in an upright neutral posture that generally avoids forearm twisting. Many users, including medical doctors, ergonomists and physical therapists, said the Evoluent VerticalMouse provides superior comfort and even relieved their wrist pain. Comfortable and easy to use

The shape is thoughtfully sculpted for uncompromised comfort and easy-to-reach programmable buttons. No finger contortions are needed to operate the buttons. Improved thumb rest

The thumb rest has been reshaped to provide even more comfort over earlier versions. Two thumb buttons

A bottom thumb button provides greatly extended functionality when used with the included driver. Extended lip prevents rubbing

An extra wide lip along the bottom edge prevents the last finger from rubbing the desk. Adjustable laser sensor

Pointer speed controls on the side allow convenient adjustment without even releasing your grip from the mouse. Pointer speed indicators

Top mounted LEDs show through the chrome thumb rest to indicate selected pointer speed including extra low (XL), low (LO), MD (medium), to high (HI). Lighted Evoluent logo

The logo is pure eye candy. The illumination turns off when the system is in sleep mode to conserve notebook battery power. Powerful and intuitive driver

Evoluent Mouse Manager for Windows provides extensive but easy to use functionality for 6 buttons through a simple and intuitive interface.

Продукт известен още и като VerticalMouse 4 Left VM 4 L, VerticalMouse4LeftVM4L