Features Intelligent control: Built-in laser guidance system for precise application, allowing even beginners to operate with ease, making welding simple and efficient Fast heating performance: 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 device, suitable for various metal materials and industrial applications, offering versatile usage options Ergonomic design: Comfortable handle for secure grip, designed for stable one-handed operation, reducing user fatigue and enabling quick learning for beginners Wide application: Ideal for circuit board welding, appliance repair, jewelry making, metal crafting, computer maintenance, and DIY projects. Suitable for beginners, professional welders, household use, and technical training purposes Notice: 1. Actual color may vary slightly due to lighting effects 2. Please allow 1-3 cm variation due to manual measurement Wire diameter: 0.8-1.2mm Package quantity: 5 pcs/set Package contents: 1 Set Multifunction Soldering Iron