Disclosed is a mobile terminal which can improve serviceability by increasing heat dissipation efficiency, the mobile terminal comprising: a case comprising an inner space, and a metal partition partitioning same; a battery located on one side of the inner space with respect to the partition; a main substrate which is located on the other side of the inner space with respect to the partition, and on which a heat-generating part is mounted; and a heat pipe comprising a heat-absorbing part in contact with the heat-generating part, and a heat transfer part arranged adjacent to the partition and extending along same.