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DIY Led lighting. Please help

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DIY Led lighting. Please help

Postby ngwanhoe » Wed Apr 20, 2011 3:21 pm

Hi any expert please help. Thanks

I have DIY a lighting system with LED. Anything wrong with my work?

Using 4 X 1.5V Alkeline batteries connected 2 in parellel and 2 in series = 3V, attached to a step up circuit from 3V to 12V which then connected to 6 X K2 3W Leds input current 4.5V - 5V each 3in parellel and 3 in series.
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