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By air ( magnet power shelding package ); By sea ( plastic sack package )
This is a super simple way to light an LED (or power a device) with a Reed Relay by using a Magnet for a sensor.
It was a request from someone building an Iron Man helmet… his helmet had two sections, attachable with magnets, and the eyes needed to light up when the two were joined together.
Later we’ll hook a few LEDs in parallel for more brightness.
Hope this helps!