i know, nobody like chinese stuff,but... i have one,200 amp inverter,cost about 300 $,it just runs on 160 amp all day. using tig, the only one limit is the torch getting hot you cant hold.i dont have a problem with, it is simple, and im not scared to take it for work,as i would do about a german qality welder cost 2500$.for simple vork i guess it fits 100%