New Generation Arc Welder 1. It can be used for both 100V & 200V, and it can be used with either input. With a large current of 160A, it can handle alkaline welding rods! Extending the weld cable to 50 meters does not attenuate the current. Compatible with? 4.0 welding rods. The main body is lightweight and compact, easy to carry, and easy to go out.