I've seen energy-harvesting remote light switches for sale — they supposedly get... | Hacker News

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wiml 4 months ago | parent | context | favorite | on: I found a backdoor into my bed

I've seen energy-harvesting remote light switches for sale — they supposedly get enough energy from the physical act of flipping the toggle to send a few radio packets. I haven't used one in the real world though.

eternauta3k 4 months ago [–]

Some of the ones at my company require you to stab them with your fingers for 15 seconds like a maniac before they turn the light on.

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