Gearfuse Technology, Science, Culture & More
LED lights are truly awesome. And not just because they’re adorably small and glow in pretty hues. Mostly, it’s because you can use them to create magic messages in the air using rapid movement. We’ve seen it before, though in the form of a LED Magic Wand. But what’s the fun in just moving your hand back and forth like ...
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April 19, 2024