This fantastic video demonstrates how to use RFID (radio frequency identification) to restrict access to your fridge, or any other location.Ã‚ï¿½ Basically, it only allows access to the safe (fridge) if your RFID tag has the proper code.Ã‚ï¿½ If you’re not familiar with RFID, check out our how to use RFID tutorial.Ã‚ï¿½ You can pick up dirt cheap RFID gear on eBay.
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