Perific Ergonomic Mouse

By Kevin Lee/Updated: Feb. 13, 2019 3:42 am EST

The Perific Ergonomic Mouse is designed to reduce repetitive strain injuries by varying hand posture . It can be used as both a conventional desktop mouse and trackball, as well as a wireless pointer. Its two sets of left and right buttons and unique design allow it to be operated in multiple positions. It sales for $119, least something you wouldn't pay to your doctor.