microsoft wireless mobile mouse 3500 - loch ness gray
grab your mouse and go keep moving with a transceiver that stays in your mobile pc when you go and a mouse that works on more surfaces with bluetrack technology . microsoft bluetrack technology works more places than ever before including on granite countertops carpet even on a wood table or a rough unfinished park bench features 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 . the mouse has its own on off switch . comfort designed by ergonomic experts for comfort in either hand . additional features up to 8 months battery life - power status indicator lets you know when your battery runs low . 3-year limited hardware warranty system requirements windows 7 windows vista windows xp excluding windows xp 64-bit and 100 mb or mac os x v10.4x-10 .6 x and 30 mb 1 aa alkaline battery included