LASER TREE 20W 30W 40W Optical Power Laser Module for DIY Wood Cutting Engraver
Mig h ty 30W Op tical Power Laser Module. More cost-effective 20W Optical Power Laser Cutting Module. K40 Built-in 8 5.5W fast-axis compression diodes, which can provide up to 40W-46W optical power to achieve fast and efficient cutting.