1,2.8kw ,key start with battery , 2,with handle & wheel 3,Low noise 4,approved Certificates :CE,GS ,ROHS ,SONCAP GeneratorEnginerated ... : 50Hzbore×stroke: 70×54 (cm)rated watts: 3.0Kwcompression ratio: 8.5:1surge watts: 3.2Kwstart system: recoilpower factor: COSΦ=1.0ignition ...