Pulsar¿s PG12000B Dual Fuel Portable Generator was built to keep you out of the dark during the next power outage. The dual fuel feature with the ability to run on gasoline or liquid propane to provide you with more options and peace of mind in the event of a natural disaster. It¿s 457cc, single cylinder, 4-stroke, OHV engine produces 12,000 Peak Watts/9,500 Running Watts on Gasoline and 10,800 Peak Watts/8,550 Running Watts on LPG. The extended run-time and output make it an ideal source of backup power for running large appliances and other electronic devices, so you can comfortably weather the storm. The PG12000B¿s convenient Switch & Go technology allows you to seamlessly transition between fuel sources while in use without you missing a beat. It¿s durable steel frame, 10¿ never-flat wheels, and convenient drop-down handles make storage and maneuvering easier than ever. When you need the convenience of portability and the power to perform, the Pulsar PG12000B has you covered!