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Thanks for all the help! Finally realized my mistake, I wired up the controllers output wrong. When I get back from work I'll play around with it a bit more and hopefully get some decent pictures.

Thanks for the help so far! Just got around to soldering those connections and it still won't work the module powers up white and the controller board has the LED come on but still wont respond to any input. While my soldering skills are pretty poor (as can be seen in the photos) nothing is...

Away from home at the moment so i cant take any pictures yet but definitely excited to get this working, when you say bridging the mosfets do you mean just running 3 lines of solder across the back to bridge those connections on each of them or something else?

Yeah I didn't bridge the mosfets. Thanks guys!

Finally got my module and assembled the controller following the instructions on the site just skipping the step of installing the MOSFETS. hooked it up to a 12v power supply and managed to get it powered up showing white. However I can't get the controller board to respond to any inputs. The...

Planning on building one of these soon! If I go with the 800mw module option will the RGB controller work and will the mod to it be the same?

Sorry to clarify I was asking about the safety of looking at the dot on a non reflective surface from 3-5+ feet away Ideally the laser would be a large battery powered handheld

Sorry for the likely repeat but I could only find vague answers. For some background I built a 2W 445nm laser a few years back and religiously wear goggles when using it for anything other than pointing it at an empty clear sky. I understand that diffraction can be a safety hazard at high...