You don't need to worry about making a mess with this cooktop. An easy-wipe ceramic glass surface and dishwasher-safe knobs will keep the cooktop looking like new, so you can spend more time doing what you love. The Whirlpool 30" electric cooktop features a FlexHeat dual radiant element so you can easily adjust burner size to match pots and pans, and a Warm Zone element that prevents food from cooling while the rest of the meal is being prepared. FlexHeat™ Dual Radiant Element Get two elements in one with a 6" inner ring that's great for smaller pots and pans and a 10" expandable outer ring that makes room for larger cookware. Easy-Wipe Ceramic Glass Cooktop Wiping up spills is simple with the easy-to-clean cooktop. Warm Zone Element Keep food warm while you're finishing the rest of the meal using this low-powered element. 5 Element Cooktop Cook more of your family's favorites and enjoy added versatility with a fifth element. Dishwasher-Safe Knobs Make cleanup easy by washing knobs right in the dishwasher. Hot Surface Indicator Light See when the cooktop's still hot to the touch, even after it's been turned off, with a light that lets you know. Wall Oven Compatible Install this cooktop to work with a wall oven or on its own for added flexibility. 6" Extra Element Cook small dishes like sides and sauces on the 6" extra element.