Lunch box capable of displaying heating temperature

A lunch box capable f displaying the heating temperature comprises a box body, a box cover, an upper buckle arranged on the box cover, a lower buckle arranged on the box body, and a hinge member for connecting the box cover and the box body. The upper surface of the box body is provided with a temperature display. The inner surface of the box cover is provided with a temperature sensor. The bottom of the box body is provided with a heating pad. A box core is arranged on the heating pad. The bottom of the hinge member is provided with a power supply hub. The interior, which is corresponding to the power supply hub, of the box body is provided with an inner joint. One end of the inner joint is connected to the power supply hub. The other end of the inner joint is individually connected to the temperature sensor and the heating pad. The temperature sensor is connected to the temperature display. The structure of the lunch box is simple. The lunch box is convenient to carry and use. Compared with the conventional