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