3 stainless steel burners yield 30,000 BTU. 500 sq.in Primary cooking grid and 180 sq.in side warming with porcelain coated grid. "Surfire" electronic ignition system, for a reliable spark at every burner, three grate-level temperature gauges help you control the heat. Stainless steel PrecisionFlame grated. Side shelves, stainless steel lid, handle, control, panel and fascia add style to this model two stainless steel doors help enclose this appliance style cart. 4 swivel casters (2 locking) offer easy mobility in any direction. Dual fuel easily converts from liquid propane to natural gas. Tru-infrared cooking system delivers juicy results, every time heat the cooking areas to max heat up to 700 degrees. Conversion kit sold separately (No.4584609). Limited lifetime warranty on the stainless steel burners, 2 years on lid and firebox and 1 year on all other component.