This air fryer oven features balance heating system to fry up food. Oil-free cooking method drives out the extra fat in the food itself, while maintaining deep fried crispiness. With 7 pre-set cooking functions, this 24.5 quarts convection oven will simplify any cooking tasks, including toasting, dehydrating, broiling, baking, etc. 4 Intuitive knobs let you conveniently adjust time, temperature, cooking function and toast time. You can prepare ample gourmet food for your family members with ease.