Optical travel mouse works on any computer with a USB port. The ultra-portable design takes up little space and is perfect for notebook users. No need to wrap the cord around the mouse or deal with a tangled cord, the optical travel mouse features a convenient retractable USB cable. On a plane or in a car, plug this mini mouse into your USB port and start dragging and dropping files. Portable mouse offers a USB 2.0 interface (also compatible with USB 1.1 ports) and is compatible with Windows 98, ME, XP, 2000, and Vista.