Cup

The utility model discloses a cup which is composed of a cup body, a heating device, an inner container and a cover body. The heating device and the inner container are contained in the cup body, the cover body is in plugging fit with the cup body, and the heating device is placed at the bottom of the cup body. The bottom of the inner container is in contact with the top of the heating device. A heat sensor is arranged in the cup body, and the heat sensor is in contact with the inner container. The cup has the advantages that the heating device in the cup can automatically heat water in the inner container, the heat sensor can detect the water temperature in the cup in real time and display a display result on a display screen of an operation panel, and a heat protective switch of the heating device can prevent breakdowns caused by overheating of the cup. The cup is simple in structure, convenient to use, capable of automatically keeping the temperature of beverages or water in the cup and capable of achieving automatic heating, and avoids the waste of water resources.