About This 1500W Powerful Laser Welding: OMTech's fiber laser welder uses a 1500W laser source to quickly and smoothly weld both thick and thin metals with minimal material deformation compared to traditional TIG or MIG welding 3-in-1 Handheld Laser Welder: Not just a fiber laser welding machine, this unit easily welds 2 mm aluminum plates and handles stainless steel, carbon steel, and zinc plates up to 4 mm thick. It also thoroughly cleans weld joints up to 6 mm wide Screen-Equipped Welding Gun: The handheld welding gun features a display screen for real-time monitoring and adjustment of welding parameters. 20 nozzles are included to cover any 0.8-1.2 mm wire welding, cutting, or cleaning needs User-Friendly Controls: The intuitive touchscreen panel simplifies adjustments for air assist, laser, and wire feeding. The responsive welding gun throttle enables quick laser and wire discharge, ensuring a clean and efficient welding without sticking All Round Safety Features: This laser welder machine for metal buzzes whenever there's low voltage, high or low temperatures, or short circuits. Its emergency button promptly cuts off power when things go awry Laser Class 2,0.827 mW Output Power Model Number:LYF-100W