The invention provides a self-propelled trunk. The self-propelled trunk comprises a trunk body, a trunk cover, a handle, two caution lights, two supporting blocks, a camera, a hinge, a zipper, six electric wheels, two fixed wheel frames, two retracting grooves, two swiveling wheel frames, a baffle, two sliding grooves, an electric module, a trumpet, a control module, and two servo motors. The self-propelled trunk is characterized in that the tank body is of an L shape, a cavity is arranged inside the trunk body, the two retracting grooves are formed at two sides of the bottom of the trunk body, the trunk cover is arranged at the upper end of one side of the trunk body, the trunk cover is connected to one side of the trunk body through the hinge, and the trunk cover is connected with the other side of the trunk body through the zipper; the handle is arranged at the center of the top end of the trunk body, the front end of the handle is provided with the camera, and the two caution lights are arranged at two sides of the camera; the two supporting blocks are arranged at two sides of the top end of the rear side of the trunk body. According to the self-propelled trunk, the six electric wheels are adopted to conduct joint movement, thus the self-propelled trunk can get over a barrier automatically, and can follow a user; meanwhile, the self-propelled trunk has an anti-theft alarming function, and thus the self-propelled trunk is safe and convenient to use.