HITBOX Dual Voltage 110V/220V Portable MIG Welding Machine HBM1200 *Inverter mig welder 110V/220V, updated verion of the old mig120,new machine carries MIG/ARC/TIG function in one. *MIG function: no gas iron welding. *TIG function: Argon gas stainless steel welding. (Tig Torch not included) *ARC function: no gas iron welding. *Full-digital control system to realize precise control and stable arc length during welding.