Product Name: Zx7-315 Inverter TIG/MMA DC Welder/Welding Machine Model NO.: ZX7-315 Type: Manual metal-Arc Welder Work Form: One-Body Electric Current: Inverter Frequency Range: High Frequency Style: Portable Cooling Way: Air Cooling Zx7: 315 Origin: China HS Code: 8515390000 Product Description 1. FeaturesSmall size,light,portable,durableEasy operationStable ARC,good welding performanceContinous working2. Technical parameterInput: 220V 50HZOCV: 57VDuty cycle: 60%Rated power: 6.3KVAEfficiency: 90%Power factor: 0.9Protection grade: IP21SInsulation class: FDimension: 380*160*300mmWeight: 8.5KG