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.Kensington Orbit Wireless Mobile Track Ball, Black

Distinctive, centered-ball design gives you more comfort and precision2.4 GHz wireless with storable nano receiver works wherever you doUnique touch scrolling lets you glide effortlessly through web pages and documentsWireless operation with USB dongleAmbidextrous design for left-handed or right-handed users