Performance 6 gas burners 2 dual flame ring power burners OptiSim® burner Convenience Heavy-duty grates can be cleaned in dishwasher Full coverage, continuous surface grates allow pots and pans to move safely across the rangetop Push-to-turn knobs with electronic ignition LP conversion kit included for conversion from natural gas to liquid propane Design Superior quality stainless steel exterior finish Black porcelain-enameled cooking surface Bold, distinct bullnose Upfront, heavy-duty metal knobs provide precise control Rangetop design coordinates with Bosch ovens and ventilation Safety Flame supervision device on each burner