Condition : Very Good OPEN BOX. comes in original retail packaging. packaging will be damaged. Product Description: Microsoft Wireless Mobile Mouse 3500: Connect this mouse to your PC with the included plug-and-go nano transceiver, so you can enjoy wireless use. BlueTrack Technology allows precise tracking on most surfaces. FEATURES WITH BLUETRACK TECHNOLOGY, YOUR MOUSE WORKS ON A VARIETY OF SURFACES This mouse's blue beam is 4 times larger than a standard laser, and it captures a high-contrast image of whatever surface it's on for precise accuracy. WIRELESS CONNECTION This mouse connects to your computer using a plug-and-go nano transceiver. The transceiver can be stored inside the mouse when not in use. AMBIDEXTROUS DESIGN Can be used comfortably whether you're right- or left-handed. ON/OFF SWITCH Lets you conserve battery power by turning off the mouse when not in use. BATTERY STATUS INDICATOR Tells you when battery power is low. COMPATIBLE WITH MOST VERSIONS OF WINDOWS Works with most PCs.