5 Burners: 5 high-efficiency gas burners allow you to cook multiple dishes at once;;;;;Residual Heat Indicator: Shows an H for Hot and h for warm residual heat on the cooking surface for added safety;;;;;Continuous Cast Iron Grates: makes it easy to slide pots & pans from burner ...5 Burners: 5 high-efficiency gas burners allow you to cook multiple dishes at once;;;;;Residual Heat Indicator: Shows an H for Hot and h for warm residual heat on the cooking surface for added safety;;;;;Continuous Cast Iron Grates: makes it easy to slide pots & pans from burner to burner.;;;;;Sealed Burners: help keep food and liquids on the cooktop surface for easier cleanup.;;;;;OptiSim Burner: the wide & thick burner design diffuses heat evenly and reduces hot spots -- perfect for simmering delicate sauces or melting chocolate.