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The cheap Chinese bulb that won't turn off

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Published on Jul 5, 2019

The first 200 people to sign up at https://brilliant.org/stevemould/ will get 20% off an annual subscription that gives you access to the full archive of Daily Challenges and every single course.

Check out Mehdi's video over on ElectroBOOM here:
https://youtu.be/_bgUy6zA0ts

These LED bulbs will continue to draw power from the mains indefinitely even once they're switched off and the circuit is broken. But how?!

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