Model: ATW6LE-B Frequency: 50Hz / 60Hz Rated Power: 2.5kw / 2.7kw Rated Voltage: 230V / 120/240V Rated Current: 11A Engine Speed: 3,000rpm / 3,600rpm Power Factor: cos=1.0 Electric welding voltage in idle: 55-65V Rated current for electric welding: 160-180A Working voltage for electric welding: 25-30V Electric welding load lasting rate: 50% Regulating rang of electric welding current: 80-180A Starting Mode: Recoil /electric start Net Weight: 121kg Dimensions (L*W*H): 760mm*500mm*615mm Engine Model: AT186F(E) Type: Single-cylinder, Vertical, 4-Stroke, Direct injection, Air-cooled diesel engine Continuous Output: 7.7HP / 9.0HP Maximum Output: 8.5HP / 10.0HP Bore * Stroke: 86mm * 70mm Displacement: 406cm3 Fuel Tank Capacity: 15L Lube-oil Capacity: 1.65L You are warmly welcome to visit our website ".atima.cn." to view our products. Any information you need,please contact Alpha people at any time,we are always ready to listen to our customers. Looking forward to hearing from you. Best regards, Shanghai Alpha Import& Export Co., Ltd Julian Zhu