Wireless Mobile Mouse 4000 Mac, Win USB BlueTrack Graphite

BlueTrack™ Technology
Microsoft BlueTrack Technology combines the power of optical with the precision of laser for remarkable tracking on virtually any surface.*
Plug-And-Go Nano Transceiver
Leave the Nano Transceiver plugged in when you’re on the go, or stow it in the mouse.
2.4 GHz Reliable Wireless
Microsoft 2.4 GHz wireless delivers a reliable connection with up to a 30-foot range, with virtually no interference.
10-Month Battery Life
Use your mouse without power interruption for up to 10 months on a single battery. Battery status indicator tells you when battery power is low.
Windows Flip in Windows® 7
Easily switch between open windows with the click of a button.
4-way Scrolling
Scroll four ways for greater efficiency and comfort with Tilt Wheel Technology.
4 Customizable Buttons
Get quick access to the media, programs, and files you use most often with customizable buttons.