Our welding machine supports manual welding operation with both manual and automatic drive modes, making it ideal for various metal welding applications including steel, stainless steel, and aluminum. The product comes with UL certification for the US market and operates at standard 110V voltage. For optimal performance and safety, please adjust the power settings according to the thickness of the material being welded. This versatile welder combines flexible manual control with convenient automatic functions to meet your professional welding needs.