A VP4350 invented for powerpoint presentation, covering distances of up to 100 feet with laser points. With its invention, now you will not need to go to your computer again and again when presenting the presentation. This gives you the freedom to control the presentation from a distance. This is undoubtedly a great example of science. And it is small in size like a car key and too lighter in weight. Watch the video to know more about this VP4350.