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  1. rizzlyfox

    Help with first build

    So I recently bought a 3w laser from DTR's shop with a suggested operating current at 2A and maximum of 2.4A. When it arrived to my place I hooked it up to a singular protected 3.7v 18650 with a continuous discharge of 4A. I did not tweak the driver whatsoever prior to hooking it up to the...


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