Portable power for emergency and home standby use Large mufflers and less fuel consumption Overload protection for sage runnin Specifications: AC frequency: 50/60HzRated voltage: 110, 120, 220, 230, 240, 110/220, 120/240, 240/380VPower: 2.5/3.0kW (maximum)Rated power: 2.2/2.5kWRated current: 11.4/12.8ADC output: 12V/8.3A or no for optionalInsulation class: FEngine types: air-cooled, 4 strokes, ...