|The new Evoluent Vertical Mouse 4 - VM4L Left Hand Wired Mouse offers new features that add to the popular Evoluent vertical mouse design. Evoluent Vertical VM4L Mice now include a more contoured shape to better fit users' hands, the option to change cursor speed without changing your grip on the mouse and a sleep mode to conserve notebook battery power.
For starters, it is the only approved ergonomic mouse of University of California at Berkeley. The Evoluent Vertical Mouse 2 was evaluated in 2007 by a team at the health services clinic in UC Berkeley, including medical doctors, physical therapists, ergonomists and administrators. It was found to be comfortable and easily adapted to and the Evoluent Vertical Mice promote a neutral wrist and forearm posture.