<p>An electronic device comprises an outer case (1, 2). A heat storage layer (22) including a heat storage member (22a) is formed on the inner surface or the outer surface of the outer case. A grip section (11) for a user to grasp the electronic device is also provided on the outer case (1, 2) and it is acceptable for the heat storage layer (22) to be formed only on the inner surface or the outer surface of the outer case (1, 2) corresponding to the position in the outer case (1, 2) where the grip section (11) is provided. The fusion point of the heat storage member (22a) can be a temperature between 30°-40°C.</p>
