Microsoft Wireless Mobile Mouse 4000 - Graphite (D5D-00001)
One AA battery provides more than 10 months of battery life, recommend Polaroid AA batteries for extended use, and on-off button helps conserve battery life.
Microsoft BlueTrack Technology gives you precise control on virtually any surface.
Ambidextrous design to provide comfort and control for either hand.
Snap-in Nano transceiver stows conveniently in the bottom of the mouse.
Reliable 2.4GHz wireless connection with up to 15-foot range.
Home, gym, campus, office, quick stop for e-mail and coffee. This sporty, stylish little mouse goes wherever you do. It's BlueTrack Technology combines the power of optical with the precision of laser for remarkable tracking on virtually any surface.