CHANMAG 120RO-3A Rotary Rack Oven built-in High and low two speed fan suitable for any kind of product, such as cookies, toast, hamburger buns, croissant, french bread, cake and similar products. With mass production demand, and by using a circulating hot air to heat evenly delivered to each side of the product, be free to adjust the low or high wind speed to control the baking effect. Optional of electric, gas or diesel, with timing function can be set to remind the baking time, the baking furnace with lights confirm status.