Features Multi-funtional in one appliance : Heating, Sterilizing, Thawing’, Egg boiling 360° circulating steam disinfection, sterilization rate 99% Digital LCD display with different working modes and time to meet different needs PTC ceramic drying system,rejuct secondary pollution, Prevent bacterial growth. Double – layer large capacity, come with basket to improve the space availability. Air filtration system, prevent dust particles in the air, ensure clean air can enter. Teflon stainless steel heated chassis, uniform heating, easily remove scale. Without noise while working. Automatically power off after operation Comes with Malaysia adapter ; safety guaranteed. Buyer’s question What is different between standard and upgrade version ? Standard version : The material of the heating plate is teflon Upgrade version ：The material of the heating plate is ceramic and knob is Liquid crystal knob What other functions does the steam sterilizer have ？ Heat food,steam egg, thaw food, as a milk bottle shelf. Is the steam sterilizer noisy when it is running？ No, mute design, It won’t disturb the baby’s rest,Please be assured.