Wavelength: 450nm. Effect output power: 40W. 40W Laser Actual Output Power Test. You can peform engraving without wearing laser goggles for convenience. Ceramics, Bone, MDF, Coated glass, Black acrylic, Plywood, Brushed stainless steel, Stone, Bamboo, Leather, Rubber, Alumina, Solid wood, etc.
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