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dexter313
on Dec 7, 2012
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Gravity Light - Alternative form of lighting to re...
The light seen in the video is not the 30 minute-one. There the weight drops much quicker. Look carefuly at about 55 second in the video.
pdonis
on Dec 7, 2012
[–]
Well, shortening the time by a factor of 20 makes it a minute and a half of light equivalent to a 40 W incandescent bulb. So maybe this is really a combination light and exercise machine? :-)
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