It can display information at the press of a button, and can become several different CARDS by rewriting its own magnetic strip.
你只需按下一个按钮，它就可以显示信息；而且当你重写它的磁条时，它就能够变成好几种不同的卡。
It can display information at the press of a button, and can become several different CARDS by rewriting its own magnetic strip.
你只需按下一个按钮，它就可以显示信息；而且当你重写它的磁条时，它就能够变成好几种不同的卡。
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