Dynamic Sharpie by UltraMantic

$1.99

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Description

Just imagine, anytime, anywhere, even from a distance, you could control a pen with your mind. It could roll back and forth freely on a hard, smooth surface, and stop at any position at will. How incredible is that?

After hundreds of days and nights of effort, we have achieved a highly integrated design with no openings in such a narrow pen barrel space. We've finally made it happen