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  • Ahh. I can have a word with them I guess - it's hard for me to check from the UK, but are there other devices they sell with coin cells in that they will ship just fine with USPS? It's possible it got classified as having a LiPo battery in by accident.

    which almost works after being through the washing machine

    That's a new one! Well, I guess it's not that water resistant.

    You could try leaving the PCB submerged in distilled water for a few days (and shaking it every so often), then letting it dry out for a week and trying again? If the aerial itself isn't physically damaged it's likely there's just detergent around the tracks or under the chip that's adding resistance.


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