Safe & Clean Laser Engraving Experience:; Widened flame-retardant viewing window offers lasting protection, while upgraded water cooling and exhaust fans eliminate smoke and dust for a clean, efficient work area.Compact & Efficient Multi-Function:; Air-cooled, maintenance-free handheld fiber welder is portable and versatile—perform welding, rust removal, and light cutting with flexible, precise control for complex tasks.Wide Industrial Application:; Professional-grade laser welder suits metal fabrication, automotive, doors/windows, molds, and electronics, making it valuable across multiple industries.Touchscreen Control & Safety Features:; Intelligent control panel ensures welding precision, supports up to 12 hours of use, and includes low voltage alarms, overload protection, and emergency stop for reliability.Easy Operation & Maintenance-Free:; No consumables required; comes with manual, instructional videos, and tutorials for fast learning and hassle-free operation. Laser Class 2, Output Power: 0.874mW.