John Lewis JLBIOS614 pyrolytic oven combines 11 different oven functions with 20 automatic programmes to assist you in cooking a wide variety of dishes with ease. The oven features the Fast heat-up function that reduces the time required to preheat the oven. It also features True Fan Cooking that circulates hot air evenly throughout the oven, ensuring that your food is cooked thoroughly and evenly. Other notable features include a defrost function, bottom heat function, grilling function, keep warm function, and slow cook function.