Variable Regulating Type Welding Machine is designed to offer stable arc, easy control of welding pool depth and nice welding seam. The Welding Machine is made from quality grade material to ensure optimum performance for longer period of time. The Welding Machine has continuous and stable working capacity with function of balancing voltage waving. Variable Regulating Type Welding Machine is user friendly and performs auto-protective function of over-voltage and over-current.