When load-shedding occurs we need to find a flashlight but it's difficult to find the switch of flashlight in darkness.So I made a flashlight that will light up if you rotate it 180 degree.So it will be easy for you to operate it and it won't be too much costly.your cost will be $2-3 to make this fl...By: abtahee16
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from Instructables: exploring - technology - robots http://ift.tt/1GsYxb6
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