N4000 Generator Rated Wattage: 3200W Surge Wattage 4000W Rated Voltage: 120/240V,230V Rated Frequency: 60Hz/50Hz Phase: Single DC Output: DC 12V/8.3 A Engine Engine type: 4-stroke OHV single cylinder with forced air cooling system Ignition system: Non-contact transistor Spark Plug: NGK BPR 6ES, F7RTC Displacement: 196cc Starting type; Recoil Fuel: Use clean, fresh, regular NG with NG gas pressure area: 1.5K～2.2KPa. Oil capacity: 0.6L(20fl oz.) Engine oil grade: SAE 10W30 SG or SF Valve Clearance; Intake 0.10-0.15mm (0.004-0.006 in.) Exhaust 0.15-0.20mm (0.006-0.008 in.) Noise Level: 72dB@7m (22 feet) Packing Dimensions (in): 24.8 "×18.5 "×19.5 " load(Units): 128pcs/1x20GP 256pcs/1x40GP