MOBILE TERMINAL

PROBLEM TO BE SOLVED: To provide a mobile terminal capable of detecting wrong insertion of a battery pack to protect a contact terminal.SOLUTION: A mobile terminal 10 comprises: an enclosure 11; a battery housing part 12; a battery pack 13; and a battery cover 14. The battery housing part includes: a contact terminal 27 and an inner projecting part 29 that are projecting from a left inner surface 25C. The battery pack includes: a contact pad 37 that can come in contact with the contact terminal; a battery first projecting part 38 that can be inserted into a housing bottom surface 24 side of the inner projecting part; a battery concave part 39 into which the inner projecting part can be inserted; and a battery second projecting part 41 provided at a position point-symmetric to the battery first projecting part. The battery pack can be accommodated in the battery housing part such that the battery second projecting part is caught by the inner projecting part when a battery top surface 34 faces the housing bottom surface.