How to light up an empty magic lightbulb
In this video,from my youtube channel Gifscrift
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The Laser Circle Theater, how does it work
https://youtu.be/JpCk5Em7yVw Or As a fountain This play, I can transform it to a great fountain in a public or a private park.I have simply to replace the plastic sheets by parallel walls of falling waters. I can also make the laser play in red, green, then blue. Here is the scheme: Let's play with drones https://youtu.be/JpCk5Em7yVw Or