Microsoft BlueTrack Technology - Works on more surfaces than optical or laser technology
Nano Transceiver - Leave it plugged in your notebook when you're on the go
Up to 8 Months Battery Life - Power status indicator lets you know when your battery runs low
Comfort - Designed by ergonomic experts for comfort in either hand
Compact Portable Design - The perfect companion for a notebook or netbook
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 Transceiver - Leave the nano transceiver plugged in when you're on the go, or stow it in the mouse.
8-Month Battery Life - Use your mouse for up to eight months without having to change batteries. Battery status indicator tells you when battery power is low.