How Many Milliamps Does a Cheap Laser Pointer Need?

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Discussion in 'General Electronics Chat' started by Beanster, May 19, 2011.

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  1. May 19, 2011 #1
    Beanster

    Thread Starter Member

    May 9, 2011
    10
    0
    I have a cheap red laser from the pet store that I'm goofing around with. It uses 4.5 VDC but does anyone know how many milliamps it uses?

    Thanks
    Joe
     
    #1 Reply
  2. May 19, 2011 #2
    russ_hensel

    Distinguished Member

    Jan 11, 2009
    821
    49
    20 ma more or less
     
    #2 Reply
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