Features: Dual Usage: hand held the welder to welding without connected with any accessories or connected it with electric welding tongs. One Key Operation: thrust / current one knob regulation, increase welding current at the moment of contact. Good Heat Dissipation: heat dissipation holes are designed at the front and rear, which can effectively dissipate heat without burning the machine after long-time welding. Portable Design: mini compact welder can be used anywhere you need, which is very convenient, easy for carrying, translation and storage. Pure Copper Clamp: pure copper clip has high conductivity, easy heat dissipation and high efficiency output performance. Large Power & High Performance: it can be operated stable and reliable for good welding effect. Digital LCD Display: the hand-held welding machine has a digital display, which can check the current at any time. Specifications: Material: ABS Current Range: 20-120A Voltage Range: 220V~ Welding Material: Stainless steel, alloy steel, carbon steel, cast iron Type of Welding Rod: Carbon steel welding rod, stainless steel welding rod and steel welding rod Recommended Stick Thickness: 2.5-3.2mm Welding Thickness: 2-14mm What's in the box 1 x Welder 1 x Clamp 1 x Goggles 1 x Brush 1 x Gloves 1 x Welding Rod