... Single-phase, portable, fan-cooled, good quality and energy-saving.♦ Adopt with advanced MOSFET inverter technology, ... suitable for moving, and suit for welding all kinds of basic welding rod. ♦ Be able to work continuously, auto ... -protection of over-voltage, over-current, and over-heat.♦ Good ... ,handy welding machine, very light and can be carried easy