Wireless Mobile Trackball offers a precise, compact and versatile experience with a centered-ball design. With no wires to tie you down, the 2.4 GHz wireless with storable nano receiver works wherever you do - at your home or office. Unique touch scrolling lets you glide effortlessly through web pages and documents. Trackball is compatible with Windows 8.

Optical - Wireless - Radio Frequency - 2.40 GHz - Graphite, Ruby Red - 1 Pack - USB - Trackball - 2 Button(s) - Symmetrical - 2