PRO - TIG 315 AC/DC (380V) ( with 8M PRO26 torch ) THREE phase PROFESIONAL INDUSTRIAL - IGBT AC/DC TIG PulseTIG and DC MMA, fan cooled, Power Indicator, Thermal protectionDigital Display, Stepless current settingGas post flow / Pre flow . 2T / 4TPulse frequency adjustment , pulse current ,width adjustmentSlop UP - Slop DOWN , Clean area AdjustmentWeight 35 kg