How can you make a Dynamo powered led with what I assume is a capacitor holding the charge in a plastic housing for 30 cents each and still give Jack Ma a profit??
Oh - you mean Nicad really did mean to post a link to a flashlight. I was expecting something more along the lines of:
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looks like the equation on the corridor blackboard in Good Will HuntingOh - you mean Nicad really did mean to post a link to a flashlight. I was expecting something more along the lines of:
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