Rated output power (kW): 2.5 Max output power (kW):2.8 Rated rotation speed (rpm): 3000 DC output: 12V8A Noise level dB (A)/4m (zero load-full load): 70-72 Fule tank[L]:12 Engine model:WG200 Engine type: 4 stroke,air cooled,OHV Displacement [cc]: 200 Compression ratio: 8.5:1 Rated power [(HP/rpm]: 6.7/3600. Overall dimensions [mm] ( L x W x H ): 570x460x515. N.W/G.W[Kg]: 47/48