An electronic device is provided. The electronic device includes a housing, an elastic pad unit and an elastic element. An opening is formed on the housing. The elastic pad unit includes a pad and a pillar. The pillar has a first end and a second end, wherein the first end is connected to the pad, the pillar extends through the housing via the opening, a restricting portion is formed on the second end, and the restricting portion is located in the housing. The elastic element is disposed between the pad and the housing, wherein the pad moves between a first position and a second position relative to the housing, the restricting portion contacts a first part of the housing when the pad is in the first position, and the restricting portion is separated from the first part when the pad is in the second position.