... /IGBT inverter technology, save energy, protect the environment MMA dc hand electrode welderMain Features: 1.Adopt with advanced MOS/IGBT inverter ... of over-voltage and over-current, thermostatic protection, moveable welding cable. 4. Strong welding permeability, less splash, good weld appearance, sound ... . 7. with complete accessories. 8. Carton box/BMC. MMA dc hand electrode welder