... technology 2. High-efficency,saving-energy 3.CE,ISO9001 MMA series inverter arc welding machine Adopting advanced inverter technology and excellent ... high efficiency,small in size and light in weight.Compared with traditional welding machine,it’s small-wastage,high conversion ... prevent over heat,over current,lack of voltage.Apply to weld stainless steel,carbon steel,mild steel,copper,etc.Optional ...