Features: Intelligent control: Built-in laser intelligent application system allows even novices to operate easily, making welding simple and efficient. Say goodbye to welding challenges: 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 in one machine for versatile use across various metal materials and industrial applications. Ergonomic design: Comfortable handle provides a stable and easy one-handed operation, reducing fatigue and enabling quick learning for beginners. Wide application: Suitable for welding circuit boards, appliance repair, jewelry making, metal crafts, computer repairs, and DIY projects. Ideal for beginners, welders, household use, and training for welding engineers. Note: 1. Actual color may vary slightly due to lighting effects. 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