Now, with the WEN 4750-Watt Dual Fuel Generator, you'll be able to create power from 2 different sources. Simply select your preferred method, either gasoline or LPG. Propane provides the generator with 4350 surge and 3500 running watts while gasoline produces up to 4750 surge and 3800 running watts. Our packed panel features 2 120V GFCI outlets (5-20R), a NEMA 30A twist lock (L14-30R), a 12V DC cigarette-lighter-style plug and a voltage selector to switch between 120V and 240V depending on the task at hand. Run your lights, TV, refrigerator, sump pump, power tools or other essentials with ease. The WEN Watchdog CO Shutdown Sensor helps protect both you and your family by automatically turning off the generator if dangerous levels of carbon monoxide are detected. The included 47-inch LPG hose allows for immediate connection to propane tanks. With its 240 volts of power and 224cc engine, this CARB and EPAIII compliant generator is the perfect companion for emergency back-up. Simply plug your transfer switch into the NEMA 30A twist lock for electricity in times of need. Fill the gas tank with up to 4 gallons of gasoline for an 11-hour half-load runtime. It's durable enough for the job site and compact enough for easy storage. And because it's a WEN product, your generator comes backed by a nationwide ne2rk of skilled service technicians, a friendly customer support ph1 line and a 2-year warranty.