Microsoft Wireless Mouse 4000
Take advantage of BlueTrack Technology, which combines the power of optical with the precision of laser for remarkable tracking on virtually any surface.1BlueTrack Technology does not work on clear glass or mirrored surfaces.
Plug-and-go nano transceiver
Leave the nano transceiver plugged in when you’re on the go, or stow it in the mouse.
Reliable 2.4-GHz wireless
Enjoy the 2.4-gigahertz (GHz) wireless technology, which delivers a reliable connection with up to a 15-foot range, with virtually no interference.
Up to 10-month battery life
Use your mouse for up to 10 months without having to change batteries. Battery status indicator tells you when battery power is low.
Easily switch between open windows with the click of a button.