MODEL- EM500GPS           VENDOR - 3M CO

FEATURES- Ergonomic Mouse, EM500GPL-AM, Small/Medium
       Ergonomic design keeps the arm positioned for natural, comfortable
        movement. Clinically proven to reduce muscle strain and discomfort
        associated with Carpal Tunnel Syndrome and repetitive stress
        injury. Compatible using any USB port computer.
* Two-way rocker button fits thumb
* Third button scrolling feature
* Vertical grip reduces pressure on the wrist's median nerve
 www.3m.com