| 摘要 |
PROBLEM TO BE SOLVED: To determine if the waterproofness is secured.SOLUTION: A portable electronic device 1 according to one embodiment includes: a housing 20 having an opening part; a sealing member 21 which seals the opening part; an atmospheric pressure sensor 18 provided in the housing 20; and a controller which determines whether or not the opening part is sealed by the sealing member 21 on the basis of a detection value of the atmospheric pressure sensor 18 which is measured when a predetermined operation is conducted. |
