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Bluetooth luggage tags locate bags by pinging nearby smartphones, not GPS
HERE’S THE INTERESTING PART
That high-tech tracker dangling from your suitcase is completely helpless on its own. Bluetooth tracking tags do not contain their own GPS chips; they rely entirely on pinging nearby smartphones to report their location to the cloud. If your bag gets lost in a desolate warehouse without a single smartphone in range, your fancy tag immediately becomes an expensive, useless piece of plastic.
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