Technical Data:It has AMF and ATS panels. Use air and water-cooled, direct-injection brand-name and brand-name engine and 100% copper alternator. Advanced direct-injection fuel system adopt subminiature fuel injection nozzle bring up the generator of durable, reliable, low fuel consumption and starting easily. Particular balance shaft design eliminates the shocking of running. It guarantees the alternator making it more stable. Adopt brush alternator making it more stable. A big internal muffler, balance craft and efficient air-cleaner system make it run in very low noise. Operation condition: Ambient temperature: -15?C - 40