1,Stainless steel body 2,Speed cooling,high prodcution 3,With high quality 4,2+1mixed flavors Ice cream machie ICM-378Voltage220V/110V/ ... safe product,also you can set hardness easily from the control panel.3,Safety(self-serve protection) Internal overload protection ... of mixture material b) Pre-cooling system(Model number with letter"M") Separate hopper refrigeration,by separate compressor solenoid ...