Named one of the best inventions of 2001 by TIME magazine, the SteriPEN zaps and sterilizes a 16-oz. cup of water in less than a minute with ultraviolet light that eliminates over 99.9% of viruses, bacteria and protozoa that cause waterborne illness. The best part is that it doesn't need to be plugged in. It's portable, packable and powered by AA batteries.
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