Microsoft BlueTrack Technology combines the power of optical with the precision of laser for remarkable tracking on virtually any surface.*
Comfort and durability
Rubber side grips and a contoured shape for either hand. Dust-resistant design allows you to track confidently.
5 Customizable Buttons
Reassign any button to fit your needs. Quick access to the media, programs, and files you use most often.
Easy horizontal and vertical scrolling.
Three year limited warranty