IGBT inverter technology,current-mode control,reliable quality,stable performance.Closed loop feedback cpontrol,constant voltage output,fit for wide voltage range(±15%).Controlled by electronic reactor,stable welding performance,little splash,deep penetration,good welding bead.Slow wire feeding during arc starting,remove the tip ball after welding,easy arc-starting.Suitable for steel board with a thickness of more than 0.8mm.Small size,light weight,easy operation,economical and practical,stable welding can be realized at the current of 30A when using welding wire a diameter of 0.6mm,can be widely used in automobile,steel door&window,furniture and other industry.Cost-saving,can completely replace welder with taps.