Outer case made of steel. Inner structure, two adjustable inner shelves and hinged door completely made of 18/10 stainless steel. Inner structure and lid with nontoxic silicon rubber gasket, insulated by high grade glass wool. Stainless steel armoured heating element. Lockable by key. Adjustable aeration tunnels, placed on the bottom of the right side and on the top of the left side for hot air adjustment and circulation, which is useful for a quick cooling of the device. Electronic running C.P.S. Use modality: continuous (stand by) or timed. Timer from 0 to 250 minutes. Optimum heat distribution. Automatic indication for possible problems of feeding (in case of mains tension lack, the program will start again from the beginning). 230V 50/60 Hz.