Laser Presenter
1.Plug the Receiver into USB port
2.Laser Range: About 49 feet
3..1 year wattanty
4.Laser Color: Red

Product  name

Cheap price!    Hot Sale USB RF Wireless Laser Pointer Pen Presenter

Specification

1. Wireless Remote Red Laser Pointer Presentation Presenter.
2. 100% brand new and high quality .
3. Laser Color: Red .
4. Laser Wavelength: 650nm.
5. Laser Output Power: 5mw .
6. Light Style: Beam light .
7. Power Supply: 1 x AAA battery .
8. Laser Range: About 49 feet 
9. Switch: Button 
10. Operating System: USB interface and Microsoft Windows 2000 / XP / Vista 
11. Body Color: Black  

 
Package Includes  
     * 1 Piece x Transmitter.
     * 1 Piece x USB Receiver.
     * 1 Piece x User's Manual.