How do the anti-stealing beepers in a supermarket work? - backpack bar recipe
What happens if you are a supermarket, with a Coke in the bag she bought at the store the day before? the alarm goes off at the exit? If not, why not? Bar codes on all bottles in a shipment must be the same .... What is the sum of the difference between a bottle and starting pay?
Saturday, January 30, 2010
Backpack Bar Recipe How Do The Anti-stealing Beepers In A Supermarket Work?
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1 comments:
The elements are using RFID tags.
About RFID
http://en.wikipedia.org/wiki/Rfid
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