AA joule thief 12v LED
The old transformer
10 years ago 00:01:01 1
9 years ago 00:00:50 1
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12 years ago 00:00:26 189
9 years ago 00:08:14 1
4 years ago 00:11:45 1
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2 years ago 00:09:05 5
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1 year ago 00:04:22 1
