Characteristic: 1. home use DC/MMA welder. 2. Inverter IGBT technology ARC welding equipment. 3. Portable light energy saving welding machinery. 1. Invert , simple, light, high efficiency, energy saving welding machinery. 2.Invert frequency up to 100KHZwelders. 3. this kind of welding equipment is Widely used for oil pipeline, petrochemical, car, shipbuilding, boiler, nuclear electricity, space flight, war Industrybridge building and outdoor working. Specification: 1. Input power voltage(V): Single 220V±15% 50/60HZ 2. Rated input power capacity(KVA): 7.7 3.No load voltage(V): 67 4.Output current adjustment(A): 10-200 5.Rated working voltage(V): 28 6.Rated duty cycle(%): 60 7.No load loss(W): 40 8.Efficiency(%): 85 9. Power factor: 0.93 10. Rank of insulation: F 11. Rank of protection: IP21 12. Weight: 4.5KG 13. Dimensions(mm): 272×115×200