... laser pointer,usb laser pointer,wireless laser pointer RC laser pointer,usb laser pointer,wireless laser pointerdescription: Product name :Wireless presenter .Technology:Radio frequency .Function :Laser pointer ,page up and down ,black screen and full ... 64MB-16GB).Control distance :15m.Laser distance :200m.Laser output:<1mw (Class II),<5mw (Class III).Laser wavelength :650nm.Material :plastic ...