One stainless steel burner produces 8500 BTU-per-hour to heat 189 square-inch total cooking area. Dimensions – Lid Open and Tables Out (inches)-24.6 H x 40.9 W x 20.5 D. Lid Closed and Tables Out (inches)-15.5 H x 40.9 W x 16.5 D Porcelain-enameled cast-iron cooking grates and cast aluminum lid and body Fully assembled out of box. Battery type: AAA Easy-start electronic ignition and infinite control burner valve settings Uses disposable 14.1 or 16.4 oz LP cylinder (sold separately). Glass-reinforced nylon frame 3D interactive assembly instructions for this product are available through the free BILT app.