li7,500 surge watts and 6,000 running watts can run the RV, household appliances, and power tools/lili13 HP engine, 4 stroke, 420cc, air cooled, OHV Engine delivers maximum performance/liliRecoil or electric start (when a battery is installed, battery not included)/liliRun time at a 50 percent load: 9 hours with the 6.2 gallon gas tank, or 5 hours with a 20 lb. propane tank/liliFuel Type: Generator utilizes either unleaded gasoline or LPG propane gas as a fuel source (propane tank not included)/liliOil Capacity: 38 oz. SAE 10W30, low oil shutdown/liliFour 120V GFCI outlets, one 120V RV outlet, one 12V DC outlet for battery charging, one 120/240V outlet, circuit protection, UL listed electrical components/liliEngine shut off switch, circuit breaker, and power outlets/liliAVR Automatic Voltage Regulation/liliDecibel rating: less than 80 dB with no load/liliComes with a DC connector wires for charging 12 Volt automotive-type batteries, a spark plu