MICROSOFT WIFI MOBILE MOUSE 3500

Specifications:
Dimensions:
Length: 3.75'' / 95.4mm
Width: 2.25'' / 57.1mm

System requirements:
Computer: Windows 8.1 / 8 / 7
Connectivity: USB Only

Hard Drive Space:
- 100 MB Hard Drive
- BlueTrack Technology
- Plug-and-go nano transceiver
- Up to 8-month battery life
- On/Off Switch
- Comfortable in either hand