Efficient heating controller for fast heating; all stainless steel body, with rounded corners for easy cleaning; manual-type oven with 50 preset menus for long-term use; digital-controlled type with 100 menus for multifunctional operation; 360° hot air circulation heating and steam function for more uniform temperature; steam boiler spray function ensures sufficient steam supply; built-in food temperature sensor ensures precise cooking; hot and cold air exchange and exhaust function to keep food fresh during baking and roasting; automatic three-stage cleaning function for time and energy saving.