Double-layer Lid: The stainless steel upper lid, featuring an inner plate and stainless steel handle, provides better heat retention. It's also easy to clean with just a damp cloth Extra Prep Space: With two side shelves, this grill offers convenient space for food preparation, seasonings and grilling tools, ensuring easy access during cooking Sufficient Cooking Area: Totaling 512 sq. in. cooking space, with 397 sq. in. cast iron cooking grates and 115 sq. in. porcelain-enameled steel wire warming rack, this grill accommodates grilling up to 19 hamburgers at once Stainless Steel Burners: Featuring four stainless steel burners generating 34,000 BTU, each can be independently controlled for management of cooking temperatures across different zones on the grill surface Simple Cleaning: Equipped with a removable grease tray and grease cup, both designed to gather residues and drippings for effortless cleanup