Features:
- Bluetooth 2.0 interface, 1000DPI optical Technology;
- Hassle-free connection easily works with any Bluetooth-enabled PC or Laptop;
- Use with non-BT equipped PC or Laptop requires a USB Bluetooth adapter;
- Eliminates wires and an added receiver for the ultimate in portable freedom;
- 0 - 10 Meter free space range - control your notebook from across the room;
- Ergonomic design helps you work longer without discomfort;
- Compact size is easy to carry;
- Save time and effort with the scroll wheel--navigate documents and Web pages without using the on-screen scroll bar;
- On-off switch helps you conserve battery power for when you really need it;
- Install and operates easily;

Specification:
Radio Class: Bluetooth2.0
Frequency: 2.4 - 2.48 GHz
Profile: BlueTooth HID
Data Rate: > 700 Kbps
Tracking Method: Optical (LED)
Resolution: 1000 dpi
Power: 2-5VDC
Different choose for 2 x AAA battery, with rechargeable batter or without
Dimensions: 93 x 50 x 35mm
Weight: 60g (0.13 pounds) with Batteries

System Requirements
Bluetooth-enabled PC running Windows 98, Me, 2000, or XP. Bluetooth-enabled Macintosh running Mac OS 10.2.8 or later.