Laser Modules
Model : PM-6505PS861.Must be stable electric circuit 2.Positive ploe for red wire, negative pole for black or white) wire. (It won't be spoil when connection is opposite.)
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Laser Modules
Model : PM-6505PS121.Must be stable electric circuit 2.Positive ploe for red wire, negative pole for black or white) wire. (It won't be spoil when connection is opposite.)