【Multiple functions in ones machine】Multi-functional roasting coffee/nuts/grain machine with multiple functions, the art of baking is better to extract aroma, and the rotation speed can be adjusted according to the firepower. 【Infinite Speed Adjustment Knob】 Rotate the motor with a low decibel maximum of 33 rpm and a minimum of 1 rpm for 1 minute to fully meet the baking requirements. 【Can be observed at any time】The coloring and shape changes of Doudou. The perforated divisions of the stainless steel cylinder allow smooth discharge of smoke during roasting, rapid cooling and removal of bean skins. Clearly indicate the arrival of each roasting stage. 【430 Stainless Steel】It is made of 430 stainless steel, with a movable lock, which is firmly locked, easy to dump, safe and durables. Pure copper bayonet, the interface between the cage and the motor is made of pure copper materials, which is durables. Easy shopping, you can rest assured, we are more comfortable! It is our bounden duty to provide you with the best after-sales service!