WA2800 EPA and CE Approved Generators with Engine Model WG160 Key Specifications/Special Features: ? Rated frequency (Hz): 60 ? Rated voltage (V): 115 ? Rated output power (kW): 2.5 ? Max output power (kW): 2.8 ? Rated rotation speed (rpm): 3600 ? DC output: 12V8A ? Lube oil brand: SAE10W30 (above CC grade) ? Noise level dB (A)/7m (zero load-full load): 68-72 ? Structure model: open-frame ? Overall dimensions [mm] ( L x W x H ): 555 X 445 X 465 ? Net weight / gross weight [kg (pounds)]: 42/44 ? Power factor cos: 1.0 ? Engine type: single cylinder, 4-stroke, air-cooled, OHV, gasoline engine ? Displacement [cc]: 163 ? Compression ratio: 8.5:1 ? Rated power [(HP/rpm]: 5.5/3600 ? Rated rotation speed (rpm): 3600 ? Starting system: recoil starter ? Rotation direction (view from flywheel): clockwise ? Fuel type: automotive unleaded gasoline