... MOSFET tech. 3)auto protection ♣ Mig Welding Machine(MIG-250)♣Feature:1)Slow wire feeding during arc ... starting, remove the tip ball after welding, easy arc-starting.2)Deep welding penetration, good welding ... MIG torch, earth clamp, face mask, welding brush.♣Technical parametersModelMIG-200MIG-250Power voltage(V) ... ♣Picture show Mig Welding Machine(MIG-250)