Keep credit cards up your sleeve

Alarm sounds when holder is empty for too long

Credit Card Alarm
Bim Bam Banana

So we've offered some advice on how to keep from losing your luggage and your loved ones. But now we have a technology that can protect your most prized possession of all this holiday shopping season: your credit card.

You might find this silly, but we're willing to bet that some people would find some much-needed peace of mind in this "Credit Card Alarm," a wallet-sized electronic sleeve that beeps if it's empty for too long. And depending on your self-discipline, you could quickly recoup the $55 cost of this device by keeping your credit cards in it as long as possible.

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