When you are in need of a very useful instrument for teaching, seminars and meetings you need to get this high power wireless remote control laser pointer presenter with infrared technology. An advancer of slides and performs like a wireless mouse for your computer.  Using the red laser beam to highlight key points as you present and freely move about interacting with your audience at will. You will no longer be confined to the podium, changing the pages of your presentation as they are needed from any angle of the auditorium.