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  1. G

    445nm 447nm 450nm 1W Wiring.....

    I do not understand how to hook this up exactly. I know the - + at the top connect to laser diode but don't I need a negative input from the battery somewhere? I tried to using + but it didn't work? What am I doing wrong...
  2. G

    Walye D45-450nm 1W 1.4W 1.6W laser diode Q?

    So I bought this and I have looked around the forums and have had no luck in figuring out what is - and what is + to hook the battery to. I know how wire the diode just not power input.


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