Model FTG950E Rated frequency (Hz) 50 Rated voltage (V) 230 Rated output power (Watt) 650 Max output power (Watt) 750 Rated rotation speed (rpm) 3000 DC output 12V8A Lube oil brand SAE10W30 (above CC grade Noise level dB (A)/7m (zero load-full load) 57 Structure model open-frame Overall dimensions (mm) ( L x W x H ) 420 x 360 x 340 Net weight/gross weight (kg) 20.5/22.5 Engine type single cylinder, 2-stroke, air-cooled, OHV, gasoline engine Displacement(cc) 63.