12V 5.5W Laser Engraver Module

Item Name: 12V 5.5W Laser Engraver Module Feature: DC 12V Blue Laser 5.5W Optical Power LD FAC Beam Compression Wavelength: 450nm Fixed Focus: 28mm Spot size: ~0.08mm Feature Measurement System: Metric PCs in Item: See Options. (Laser module comes with Cable) Manufacturer: LinQin Optical Equipment Co., Made in China