You've seen them on T.V. many times. Shake flashlights-just shake one for a few seconds and voila! Instant, bright light. But besides the novelty of it all, are these things for real or even practical? The answer is yes, they are for real and extremely practical for everyday application. Here are seven good reasons why you need a shake flashlight:
1. Needs no batteries. A flashlight with dead batteries is useless. An old stick is just about as useful as a dead flashlight. And there's probably nothing more frustrating than reaching for a flashlight, only to find out it is completely dead. With a shake flashlight, dead batteries are never a problem. A shake flashlight needs no batteries because it uses the Faraday Magnetic Method to recharge the flashlight again an View the rest of this article
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