battery for smartcard

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Smart cards are typically credit card sized, plastic credentials containing a microprocessor chip that serves the dual functions of communication and extensive data storage.  Although it is ...
The following list summerizes the main differences:  
A more intelligent form of proximity card. Proximity readers can only read from a proximity card and not write to it, while smart card technology allows the reader to read/write to the card. In add...
Smart cards can come in two forms: contact and contactless. Contact smart cards operate much like magnetic stripe cards (credit cards, etc.), requiring insertion into or direct contact with a rea...
Attached table provides how long the battery back up will last with a PS914 power supply. Load (Amp DC) Battery backup time Comments 0.3 Amp 20 hours Continuous load ...