... MOS Inverter DC manual arc welder 2 ARC/MMA inverter welding machine 3 Smart size,high quality,energy saving 4 ISO,CCC ... weld form, Deep melting and high strengh,5- With the automatic over voltage and over current protecting function,6- Be able ... continuly, Stable performance and automatic voltage fluctuation compensation function,7- Suitable for all kinds of acid and alkaline welding rod.8- Suitable ...