Weber Spirit II E-310 Natural Gas Grill has 30,000 BTU, GS4 Grilling System includes 3 high performance stainless steel burners, Infinity Electronic ignition, grease management system, and porcelain enameled flavorizer bars. Porcelain enameled cast iron cooking grates provide 424 Sq. In. of cooking space and warming rack adds an additional 105 Sq. In. for a total cooking area of 529 Sq. In. Features: porcelain enameled lid with center mounted thermometer, side tables with built in tool hooks - the left shelf folds down, and welded tube design with open cart and bottom shelf. Easy access to gas tank storage with fuel gauge. Wheels for easy mobility. 10 Ft. natural gas quick disconnect hose included. 10 year warranty on GS4 Grilling System, 5 year warranty on porcelain enameled cast iron grates and porcelain flavorizer bars.