List Price: $11.99 Deal Price: $5.99 You Save: $6.00 (50%)You may know potatoes as a good source of potassium, but did you know they can be used to power an alarm clock? The two Potato Clock allows you to generate enough electricity to run a digital clock using potatoes. Just push the zinc and copper electrodes into the potatoes causing an oxidation/reduction reaction that is converted to low voltage. Expires Dec 24, 2012

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