Sporty Style Ready to GoCarry this compact and sporty wireless mouse, and use it just about anywhere, even on your living room carpet, relying on Microsoft BlueTrack Technology. Relaxing on the couch or giving a boardroom presentation? Roam up to 30 feet away, and retain reliable wireless control of your computer. Plus, when it’s time to pack up and go, you’ll hardly notice the tiny transceiver. Keep it plugged into your computer’s USB port, or tuck it into the underside of the mouse for travel.BlueTrack Technology®Take advantage of BlueTrack Technology, which combines the power of optical with the precision of laser for remarkable tracking on virtually any surface.Plug-And-Go Nano TransceiverLeave the nano transceiver plugged in when you’re on the go, or stow it in the mouse.Reliable 2.4-GHz WirelessEnjoy the 2.4-gigahertz (GHz) wireless technology, which delivers a reliable connection with up to a 15-foot range, with virtually no interference.10-Month Battery LifeUse your mouse for up to 10 months without having to change batteries. Battery status indicator tells you when battery power is low.Flip 3D in Windows 7Easily switch between open windows with the click of a button.System RequirementsWindows-based computer |  Macintosh-based computer Computer/Operating SystemRequires a PC that meets the requirements for and has installed one of these operating systems: Windows 7, Windows Vista, Windows XP (excluding Windows XP 64-bit)Hard Drive:100 MBOtherUSB1 AA alkaline battery required (included)