PreciseAir convection system: A reversing fan circulates heat and air for evenly browned and baked foods, Convection bake multi-rack: The reversing fan and third, 2500-watt element surrounding a fan provides even browning on every rack, Convection roast: Optimal for larger cuts of meat, this setting rotates the heat around all sides, sealing in the juices, producing rotisserie results at up to 25% faster than a conventional oven, Self-clean oven: Self-clean allows you to spare yourself from the trouble and effort it takes to scrub the oven interior. The oven does all the work!, 12"/9"/6" tri-ring element: Choose a 12"/9"/6" heating element to accommodate the size of your pan