Description RILAND WELDING MACHINE MIG 400R 440V & WIRE-FEEDER RILAND WELDING MACHINE MIG 400R 440V & WIRE-FEEDER Advanced IGBT inverter technology. Dual welding process: MIG & MMA. . 2T/4T function. Arc Trait (Inductance) adjustable. Current adjustable. Voltage adjustable. Wire feed speed & welding voltage displayed by LED. Output polarity converts for solid and flux wire. Torch bracket good for the welding lay up. Tools case under the machine for helmet, gloves, etc. 4-Roller Driving Wire-Feeder with Stable Feeding