Microsoft Wireless Mobile Mouse 3500 - Black. Comfortable design, Right/Left Hand Use, Wireless, USB 2.0 with Nano transceiver for PC/Laptop/Desktop, works with for Mac/Windows Computers
One AA battery provides up to 8 months of battery life for extended use, and on-off button helps conserve battery life. (best with Polaroid AA batteries)
Ambidextrous design to provide comfort and control for either hand.
Snap-in Nano transceiver stows conveniently in the bottom of the mouse.