Targus W620 Wireless 4-Key BlueTrace Mouse (White)

•2.4 GHz wireless technology
•1,600 DPI optical sensor for a perfect response to mouse movements
•BlueTrace technology combines the power of an optical mouse with the precision of a laser mouse for remarkable tracking on almost any surface
•DPI adjustment (3-Level: 800/1200/1600)
•Wireless USB receiver stores on bottom of mouse so it’s never lost and always ready to use
•Energizer® MAX AA batteries included”