Kensington Pro Fit Ergo Vertical Wireless Mouse - Wireless - Radio Frequency - Black - 1 Pack - USB - 1600 dpi - Scroll Wheel - 6 Button(s)

6-button format keeps controls within quick reach Plug-and-play technology allows immediate use without hassle Contoured design keeps your wrist in comfortable position Extended lip allows smoother, larger muscle group movement Low battery indicator prevents unexpected depletion