【Multi-function】This machine can be used not only for roasting coffee beans, but also for roasting other beans, dried fruits, etc. It can be used in homes, coffee shops, or restaurants. You can use it to create a unique coffee flavor according to your preferences. 【No Dead Angle Rolling】The sleek rolling barrel eliminates dead corners and allows the beans to roll freely in the roasting room. There is absolutely no phenomenon of yin and yang beans in pan copying. 【High-quality material】A thick barrel forged and polished from food-grade stainless steel, with strong temperature holding capacity,and convection to give stable heating to coffee beans. 【Low noise】Specially selected low decibel transmission motor, stepless speed regulation, complete silence during motor operation. Listen to the beans to tell the difference between the degree of dehydration and the two bursts. 【Observe at any time】You can observe the coloring and shape changes of Doudou at any time. The stainless steel cylinder has a porous section that allows for smooth smoke evacuation during the roasting process, rapid cooling and removal of the bean skin. The arrival of each roasting stage is clearly indicated.