Features Intelligent control: Built-in laser intelligent application system, allowing even novices to operate easily, making welding simple and efficient Fast heating: High-power manual soldering machine heats up in just 3 seconds, significantly increasing soldering speed 3-in-1 functionality: Combines welding, cutting, and rust removal in one device, suitable for various metal materials and industrial applications Ergonomic design: Comfortable handle for easy one-handed operation, stable and labor-saving, ideal for beginners and professionals alike Wide application: Suitable for circuit board welding, appliance repair, jewelry making, computer repairs, and DIY projects. Ideal for beginners, welders, household use, and training purposes Notice: 1. Actual color may vary slightly due to lighting effects 2. Please allow 1-3 cm deviation due to manual measurement Wire diameter: 0.8-1.2mm Package quantity: 5 pcs/set Package list: 1 Set Multifunction Soldering Iron