Features Intelligent control: Built-in laser intelligent application system allows even novices to operate easily, making welding simple and efficient Say goodbye to welding troubles: High-power manual soldering machine heats up in just 3 seconds, significantly increasing soldering speed Welding, cutting, and rust removal 3 in 1: Combines welding, cutting, and rust removal functions for multiple uses; suitable for various metal materials and industrial applications Ergonomic design: Comfortable handle with ergonomic structure for easy and stable one-hand operation, reducing fatigue and enabling quick learning for beginners Wide application: Multifunction iron welder kit ideal for circuit board welding, appliance repair, jewelry making, metal crafts, computer work, and DIY projects; suitable for beginners, welders, household use, and welding training Notice: 1. Actual color may vary slightly from the image due to different lighting conditions 2. Please allow 1-3 cm deviation due to manual measurement Wire diameter: 0.8-1.2 mm Package: 5 pcs/set Package list: 1 set multifunction soldering iron