The Bosch 30" 800 Series gas cooktop in black porcelain adds a little more ease and a touch of thrill to cooking. New proprietary FlameSelect technology offers 9 distinct power levels for precise, repeatable flame levels and perfect cooking results every time. 17K high efficiency burner technology lets you get dinner started more quickly, while the OptiSim burner design provides a better distribution of heat for low simmers. Dishwasher-safe grates make clean-up easy. Bold in design and crafted from premium materials, Bosch gas cooktops are designed to withstand the test of time — and cooking. 5 high-efficiency burners with a 17,000 BTU power burner New FlameSelect has 9 defined power levels for precision cooking Dual-flame power burner takes you from simmer to sear with ease Dishwasher safe enameled cast iron grates are full width for a continous surface Black porcelain enamel surface is seamless and low profile Distinctive red LED light line embedded into each control knob indicates if burners are on, and the burner's residual heat For added safety and peace of mind, Flame Safe thermocouple feature will switch off the gas supply if flame temporarily extinguishes Wider and thicker OptiSim burner design diffuses heat evenly for better flame control when simmering delicate sauces One year limited manufacturer’s warranty