TIG/MMA Welding Machine Features: -Ultra-light and compact for the ultimate in job-site versatility -Automatic over-current, overheat -With Pulse Control TIG Welding -Internal fan-cooling system -2in1 TIG Welding / SMAW/MMA Welding Specifications: Power Voltage: AC220V+15% 50/60 No-load Voltage: 56 Output current (A): 10-200A Duty Cycle: 80% Pilot Arc Model: HF Efficiency: 85% Power Factor: 0.93 Insulation Class: F Protection Class: IP21S