DC Welding Machine for Home Use with Portable Design 110-220V 1、Portable design: compact and lightweight, easy to carry and move, suitable for welding work in different occasions. 2、Inverter DC welding: Using inverter technology, it can provide stable DC current, making the welding effect more stable and uniform. 3、LCD digital display: Equipped with a LCD display screen, it can visually display parameters such as current and voltage, making it easy to operate and adjust. 4、Intelligent welding: With intelligent control function, it can automatically adjust the current and voltage according to welding needs, improving welding efficiency and quality. 5、High frequency arc starting: Adopting high-frequency arc starting technology, the arc starting is fast and stable, reducing the difficulty and time of arc starting. Equipped with a fast heat dissipation system, effectively reducing the temperature of the welding machine and extending its service life.