The Mu Tags are tiny “loss prevention” smart-tags that track the location of the items they are placed on. Mu Tags even allow you to create safe-zones, so when a certain tag leaves the zone, you’re alerted immediately. Each tag is ridiculously small (the
Concept from Korean designer Sungho Lee: Intuitively, I love it! How clever! I want to make a bunch of my own—as I imagine Mr. Lee did—by cutting up some paper clips, clipping the leads on a bunch of LEDs, and soldering the one to the other.