What is the wavelength of the laser? Jannie Zhang March 28, 2019 06:47 Updated 405 nm. Please refer to the specification page for more details about laser: https://snapmaker.com/spec. Related articles What is the safety class of the 200mW laser? Does it require a ventilation system to vent the fume during the laser engraving? What is the dot size of the laser? Can Snapmaker 2.0 make a PCB? Can A350 print with ABS? Comments 0 comments Please sign in to leave a comment.