Highlights: Allows you to navigate & control your laptop or personal computer without the need of a hard surface Plug & Play installation High performance trackball provides easy navigation & computer control 4D page scrolling function, simply by your thumb Ideal for laptop or personal computers Specification:
Colour: Black Interface: USB (Universal Serial Bus) 2.0 Resolution: 200 dpi Compatibility: Windows 2000/XP/ Vista/7 & Mac OSDimensions: 82.68in x 2.17in x 1.89in Weight: 2.14oz Package Contents:1 x H&-held trackball