The Orbit(R) Optical trackball offers comfort of a mouse and the benefits of an optical trackball. It fits your hand like a mouse but it stays in one place saving you valuable desk space. The precise optical tracking mechanism is resistant to dust, reducing the need for regular trackball cleaning. Requires Microsoft Windows 9598MeNT2000XP or Mac OS 10.1.5 (can be used with Mac OS 89 as 1-button mouse).
$42.78 – $57.04