1 MOS Inverter DC manual arc welder 2 ARC/MMA inverter welding machine 3 Smart size,high quality,energy ... Volume,Lighr weight, high efficiency and save energy,2- Easy arc starting, Anti-interference and good thrust regulation performance.3- Stable ... arcing, Small spatter,4- Good weld form, Deep melting and high strengh,5- With the automatic over voltage and ...