MAIN FEATURE: DJ series gasoline engine generator OHV design, efficiently and economical.Auto-decompression, easy start. Reliable transistorized Voltage Regulator, Automatically stop the engine when engine oil level is low, prevent engine damage. Durable steel pipe frame surround all components, easy to transport and carry.Large Fule Tank For Hours Of Continuous Operation. Fuel Level And Voltage Indicating. SPECIFICATIONS: MODEL DJ2500CL DJ3500CL DJ6500CL Type Single phase, Brushless Alternator Frequency Hz 50 60 Speed rpm 3000 3600 Rated output kw 2.5 3.5 6.5 Dry weight kg 43 71 88