How Many Milliamps Does a Cheap Laser Pointer Need?

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

  1. Beanster

    Thread Starter New Member

    May 9, 2011
    2
    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
     
  2. russ_hensel

    Well-Known Member

    Jan 11, 2009
    818
    47
    20 ma more or less
     
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