Sell usb presenter with laser pointer

usb presenter with laser pointer You May Also Be Interested In: modular plug
Main Function
1. Laser pointer function;
2. Page up/down function;
3. Turn off screen;
4. Flash memory function (optional)

1) Operating voltage: 4.5V
2) Transmission distance: 15m
3) View angle: 45 degrees
4) Laser wave length: 650nm
5) Receiver modular plug: USB2.0 compliant
6) USB plug, no driver requested
7) Infrared remote control for computer comprehension supports Word,
Excel, PowerPoint, ACDSee, Website, and Acrobat Reader
8) Systems requirement: Windows 98SE / 2000 / ME / XP / Lunix and Mac