... inverter circuit 2:compact, portable,effective 3:stable performance 4:high duty cyc 1.WELDING MACHINE WITH CCC&CE APPROVED MMA Welder ... Mosfet based small in size,light in weight,simple installation and easy operation 2.Detailed Product DescriptionMMA Welder Features ... , foam, Corrugated paper carton, Plastic stretch wrap outside. ARC-160 MOSFET DC Inverter Arc Welding Machine