10 Years Trading with Massive 60 Days Return. 3kw Petrol Inverter Generator. AC Voltage : 230V / 50Hz. DC Output : 12V / 8.3A. Fuel Tank Capacity : 6L. Working Time : 8 Hours. Engine Type: 4 Stroke / OHV. Power Output : 4.5Kw / 4000rpm. Maximum Torque: 11.2Nm/2500rpm.