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 🙏

  • SmoothLiquidation@lemmy.world
    link
    fedilink
    English
    arrow-up
    1
    ·
    4 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.