The Microsoft Wireless Mobile Mouse 3500 lets you keep moving with a transceiver that stays in your mobile PC when you go and a mouse that works on more surfaces with Microsoft BlueTrack Technology! This technology combines the power of optical with the precision of laser for remarkable tracking on virtually any surface.

Also includes a plug-and-go nano transceiver 8 month battery life 'on/off' switch and comfort design for your hands.

3 year limited warranty.