... Description ZX7 Series MINI DC Inverter MMA Welder/Welding Machine1,Compact in volume, light in weight and power saved2,Easy to arc start, resistance ... to interference, good force adjustment3,Stable welding current, low welding spatter4,Good welding result, deep welding pool, high ... factor(COS)0.930.930.930.930.93Usable electrodes(mm)1.0-1.61.0-2.01.0-2.51.0-3 ...