1. 820A is a flip laser pointer, electronic pointer, PPT flip pen laser, remote control pen.
2. With laser, on the page, the next page, full screen, black screen functions.
3. Remote control distance up to 15 meters, flexible control, laser distance up to 200m.
4. Automatic standby, deep sleep, power switch, triple power-saving design, even 1 x AAA battery (Battery not included), but also ensure long-term using. Allows you to prepare for an important speech in advance.
5. With a wireless receiver can be easily stored in the tail button of the wireless projector, carrying very convenient.
6. Advanced RF design, micro power emission, green health and environmental protection.
7. Plug and play, no need to install.
8. Green product, away from the computers electromagnetic radiation, to create a green teaching environment.
9. Operation system: Windows98/winME/2000/2003/XP/VISTA/Linus & Mac os.
