... 4.Less splash, good weld appearance MMA200 of MMA ARC WelderTechnical Specification modelspecificationMMA-200Rated Input Voltage ... stepless, high efficiency.3.Fan-cooled, automatic protection of over-voltage and over-current, thermostatic protection, ... 6.Be able to long-distance weld all kinds of material, such as stainless steel, steel, tungsten, ... accessories. 8.Carton box/BMC. arc 200 welding machine