Precision KnobsWith Embedded Sapphire Glass Illuminate Each Knob Making It Easy To View And Select Heat Settings Dual-Flame Stacked BurnersProvide Complete 140F Simmer-To-Rapid-Boil Flexibility On All Burners; The Burners Are Sealed To The Cooktop For Easy Cleaning High-Output CookingDelivered By A 20,000 Btu Tri-Ring Burner, Total Of 62,000 Btus Tri-Ring BurnerVersatile Burner Creates 20,000 Btus Of Intense Heat, Perfect For Searing, Frying And Sauteing Continuous GratesDesigned For Even Cooking And Simple Movement Of Cookware Across The Surface Electronic IgnitionEnsures A Continuous Flame And Reignites Automatically If Accidentally Extinguished Heavy-Duty, Cast-Iron GriddleDesigned To Fit The Monogram Gas Cooktop