4 BURNER GAS BBQ: Cook up to approximately 40 burgers on a total cooking surface of 593 square inches. Primary cooking surface of 425 square inches plus 168 square inches of secondary cooking surface. BURNER OUTPUT: 4 main burners made of stainless-steel tube. Each carries 10,000 BTU. Includes one 12,000 BTU side burner. Total BTU is 52,000. DURABLE: Stainless steel and powder coated surfaces and side shelves makes this grill last even in the toughest conditions. The 4 main burners are made of stainless steel tube for lasting strength. EASY TO START: Electronic ignition makes starting this grill as easy as pushing a button with individualized ignition system. USER FRIENDLY: Hinged doors make it easy to get in and out of lower compartment. The propane tank is conveniently located making bottle exchange a simple task.