Avoids forearm twisting for comfort and good health.
The Evoluent patented shape supports your hand in an upright neutral posture that generally avoids forearm twisting.
The latest generation in the Evoluent series
Adjustable pointer speed
An extra wide lip along the bottom edge prevents the last finger from rubbing the desk
Bluetooth connectivity – no USB receiver
Tracking method: Optical monitor sensor
Pointer speed: High, Mid, Low, Extra Low
Mac. Currently there is no driver for MAC OS x 10.5 and newer to program buttons. VerticalMouse 4 still has basic functionality without the driver, but buttons cant be programmed to do different functions.