A mobile terminal is disclosed. The mobile terminal includes a display, a first body including a front case at a rear of the display, a rear case positioned at a rear of the front case and coupled to the front case, and an inner space positioned between the front case and the rear case and formed at an end of the first body which is opened, a second body coupled to a battery, and a controller. The second body is coupled to the first body when at least a portion of the second body and the battery are inserted into the inner space through the end of the first body, and includes at least one of a first module and a second module. The first module is connected to the first body in a direction extended from the end of the first body.