RF technlogy
Function: Laser pointer, Page up and down, go to PowerPoint, blank screen
Feature: Transmitter and receiver are integrated into one unit, built-in flash memory optional (128MB-4GB)
USB plug-and-play, No driver required
Operating systems: Windows 98, 2000, ME, XP, Linux, Mac OS, Linux and Vista
Laser distance: Up to 200m
Control distance: 10m/32-feet
Battery: CR2032 x 1
Packing: Gift box
CE and FCC approvals
Patent: ZL 2006 3 0153839.5