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Some people like to have hot drinks , such as hot tea , hot coffee and hot water . But here is a problem that hot water is danger to drink . Traditional cup is always too hot to hold when it is filled with hot water . And we have to drink hot water carefully , if not we would get scalded easily.
This cup is specially designed for drinking hot drinks . First of all , the body of the bottle is made by vacuum glass . This structure ensure that the battle is adiabatic enough for user to hold . The second , there is a calorifier in the bottom of the bottle . The calorifier is drived by the USB socket . Therefore the electricity can be supp