250Amp STABLE CURRENT, LESS SPATTER? Welding machine smart voltage regulator, upgraded IGBT inverter technology, powerful Arc-force provide smoother welding and deeper penetration, keep arc stability, smooth weld, has pretty nice beads, achieve perfect welding. It melts metal like butter and is so beautiful. 360°LARGE AREA HEAT DISSIPATION? Welder machine with high performance fan, powerful heat dissipation to keep cool. Heat dissipation area is larger than metal welding machine. It can be continuously welded for a long time. ABS material is stronger than iron shell in terms of heat dissipation and insulation. SMART LCD DIGITAL DISPLAY? Smart display of the stick welder current, easy to read and easy to adjust, very easy to set and change. Has overheat protection, overcurrent protection and overload protection, more safe and reliable, ideal for hobbyists, home DIY, learning new skills and general maintenance work. HOT START ARC FORCE ANTI-STICK? Arc welder hot start arc force anti-stick, for 1/16-1/8 inch Welding Rod, welding material thickness 0.06in-0.2in, perfect suit for welding carbon steel and other metals, if you want to weld stainless steel, it is recommended that you use a special welding electrode for stainless steel. Can achieve the perfect weld. Reduce the damage of Copper and Iron, obviously increase the welding frequency, more energy efficient. PORTABLE AND EASY TO USE? Mini welder mini size, light in weight and easy to carry. The weighs only 3.7Ibs and can be easily carried anywhere. Help you reduce fatigue at work. With adjustable shoulder straps, whether working outdoors, indoors or at height, you can take it with you wherever you need to work.