Characteristic: 1. DC/MMA welding equipment. 2. Inverter welder/welding machinery. 3. Portable design welder. Specification: 1. Input power voltage(V): 1-220V±15% 50/60HZ 2.Rated input power capacity(KVA): 7. 3.no load voltage(V): 61 4.Output current adjustment(A): 30-200 5.Rated output voltage(V): 28 6.Rated duty cycle(%): 60 7.No load loss(W): 60 8.Efficiency(%): 85 9.Power factor: 0.93 10. Rank of insulation: F 11. Rank of protection: IP21 12. Weight(Kg): 8 13. Dimensions(mm): 375X155X232