Features: Intelligent control: Built-in laser guidance system for precise application, enabling easy operation even for beginners, making welding simple and efficient. Fast heating: High-power manual soldering iron heats up in just 3 seconds, significantly improving soldering speed. 3-in-1 functionality: Combines welding, cutting, and rust removal in one versatile tool, suitable for various metal materials and industrial applications. Ergonomic design: Comfortable handle for one-handed use, providing stability and reducing user fatigue, ideal for both beginners and experienced users. 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 purposes. Note: 1. Actual color may vary slightly due to lighting conditions. 2. Allow 1-3 cm variation due to manual measurement. Wire diameter: 0.8–1.2 mm Package: 5 pcs/set Package contents: 1 set multifunction soldering iron