Xiaomi Deerma Portable 350ML Electric Hot Water Cup Features : IMD real-time temperature display. 350ml capacity, portable and compact size, perfect for travel or business trip. Support 40Deg.C constant temperature, good for milk making. 304 stainless steel tough material, anti-corrosion and easily cleaned. Touch control, two of function: Water boil + Temperature Adjust(40-90Deg.C) 300W low power, 220V of voltage. Built-in sensitive sensor, anti water-drying. The thermos can maintain a drink's warmth for a long time. You can also regulate the heating temperature in the range from 40 ° C - 90 °C via a touch display. The thermos is equipped with a reliable leakage protection system its lid of a food-grade silicone seal ensures tightness. That is a design that will not let the contents leak out.