6-in-1 Welding Modes: AC DC TIG welder 200Amp integrates 6 welding modes, including MMA STICK/TIG/AC TIG/DC TIG/AC Pulse TIG/DC Pulse TlG. Whether high-precision DC welding or complex workpiece AC pulse welding, this welding machine meets your needs User-Friendly Operating Interface: TIG Wedler AC DC 200 Amp has a large LCD display screen allowing you to finely adjust welding parameters with exceptional precision. The welder precisely adjusts base current, peak current, arc start/end, pulse frequency, pulse width, and cleaning width to achieve perfect welding Powerful Cooling, Multi-Functional Welding: Our multiprocess aluminum tig welder incorporates a high-efficiency cooling fan, ensuring stable output even during prolonged welding sessions without concerns about overheating. The welder features 2T/4T switching/pulse function, adjustable pulse duty cycle and frequency, adjustable downslope time, VRD safety protection, box welding/anti-sticking functions, and automatic current detection and cutoff Reliable, Stable Arc Performance: Experience a stronger, more concentrated, and exceptionally stable welding arc, ensuring smooth, consistent, and reliable results on various materials. Enhance your welding capabilities with this advanced dual-power 120V/220V welder. Unlock new possibilities and elevate your welding projects to a new level Advanced Inverter Technology : This welding machine employs the latest full-bridge soft-switching inverter technology, significantly enhancing welding efficiency compared to traditional welding equipment. It also boasts a smaller size and lighter weight, making it easier to carry and store. Weighing just 7.4 kg (16.28 lbs), it effortlessly adapts to both workshop and mobile environments 110/220V AC DC welder Machine meter welding machine