TIG/MMA Welding MOSFET technology With PWM pulse width modulation technology HF arc starting CE TIG/MMA WeldingFEATURES:♦Adopt advanced MOSFET ... starting,stable current,the first choice for thin plate welding.♦With perfect over-current and over voltage protection ... durable.♦Mainly used in welding carbon steel,stainless steel,alloy steel and copper."♦Accessories: TIG torch,electrode holder,earth clamp ...