By Bestbuy.com

Adesso - iMouse Wired Optical Ergonomic Mouse - Wired - Glossy black

Click in comfort with this Adesso iMouse vertical mouse. It keeps your forearm in handshake position to reduce strain, and the switchable DPI control lets you adjust the speed of navigation. This Adesso iMouse vertical mouse has two ergonomic side buttons for seamless back-and-forth browsing, and the optical sensor works on a variety of different surfaces.