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submitted 1 year ago* (last edited 1 year ago) by birdcat@lemmy.ml to c/askelectronics@discuss.tchncs.de

It's the handle of a water kettle. Behind the circuit board is nothing. There is also no other circuit board in the kettle. Is the yellow thing the beeper? Thanks for any help 🙏

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[-] SmoothLiquidation@lemmy.world 1 points 9 months ago

I believe they are used in some emergency situations because they use less bandwidth than cellphones and will work when other services won’t.

this post was submitted on 20 Sep 2023
45 points (97.9% liked)

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