The Targus Blue Trace Wireless Mouse, features the latest Blue Trace technology for accurate and precise tracking. Blue Trace technology combines the power of optical technology with the precision of laser technology for remarkable tracking on almost any surface including wood, granite, and carpet. The ergonomic design reduces wrist strain for comfort and the mouse is ambidextrous for both left and right handed users. The Micro USB receiver can remain permanently in the USB port for instant connectivity or can be easily store inside the mouse when travelling Wireless capability eliminates clutter from the workspace while RF 2.4GHZ technology significantly reduces cordless interference and signal drops allowing the mouse to work up to 10meters away.