Detailed Product Description ZX7 Series DC ARC Inverter MMA Welding Machine/Welder1,Minimizing, lightness, high quality and energy saving 2,Advance arc force and arc-starting function can rest Interference 3,Stable arc and little splash 4,High welding quality ,deep bath and strong strength 5,Auto protection of over-voltage and over-current 6,Be able to work continuously, it can balance automatic, ...