| 摘要 |
A card holder for credit card, debit card, smart card and identification card, comprising a holder for a card including a holder body having two walls that form a recess adapted for holding a card, an electrical contact for triggering a display located in a recess of the holder, a power source in electronic communication with the contact, and an LCD display located on an outer surface of the holder. The display is able to access data stored on the card. The holder has an audible and/or vibrational alarm. The display has touch screen properties or has menu buttons, or both.
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