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hotel key card lock and qr code card lock samples sent to customer

hotel key card lock and qr code card lock samples sent to customer

hotel key card lock samples 12 pieces and qr code key rfid card lock samples 2 pieces sent 

locks features as foloows:

Mifare card to open,qr code to open,with key for emergency.MAterial is zinc alloy,metal and plastic.Power supply is DC 6V.With lower battery alarm function.