Features

Improvements of the Evoluent VerticalMouse 3 over the Evoluent VerticalMouse 2:

Reshaped to better fit a greater range of hand sizes.
A 2200 dpi true optical resolution sensor (cabled version only) instead of a 1200 dpi sensor.
An optical scroll wheel with detents (clicks) instead of a smooth rolling wheel.
A small flange along the bottom edge to prevent the little finger from dragging on the desk.
Additional driver functions, such as button programming customizable for different applications.
A completely new internal mechanical design for improved parts fit and button feel.
A completely new electrical design for improved reliability.