Features: ▲Single phase 220v±15%. ▲ Powerful IGBT transistor. ▲ Portable and compact design, comes with shoulder strap. ▲ Hot start,arc force anti-stick, thermal protection. ▲ Able to use maximum 100 meters output cable without sacrificing output current. ▲ Proven reliability from top welding technology,guarantees superior welding performance and nice welding result. ▲ Wide usage for metal workshops,construction repair and maintenance, DIY .