... 3.Certificate:CE,ISO9001-2000,CCC,ROCH,UL 5kw NG Generator setCharacteristics: High-efficiency,energy-saving, low noise,less spare parts ... ,less trouble,stable output,increase efficiency15%,save energy20% Specification: NG Generator setMODELES6500GX S (NG)LPG EngineModelHED 188FDHorse power HP13Fuel NGFuel tank ... A22.7packageOverall dimension mm760 x530 x670Net weight kg91 5kw NG Generator set