Tronxy Laser Engreving Module Install Video

3D Printing Laser Engraving, ALL IN ONE TRONXY 3D PRINTER LASER ENGRAVER R&D by Tronxy ,Tronxy 3D Printer Manufacturer 450nm Blue Light Module Head for TRONXY X5SA Series 3D Printer DIY Carving Engraving Machine Engraver Accessory DIY Tools Buy it from: Laser Engraver Module Parameter: Laser wavelength: 405nm (blue light) Spot type: dot (adjustable focus) Output power: 500mW Drive mode: external ACC constant current drive Coolin