An electronic device according to various embodiments of the present invention may include a main body and a cover part which is detachable from the main body. The cover part may include a connection member which is connected to the main body; a first cover member which is rotatably combined to the connection member and opens/closes the first surface of the main body; and a second cover member which is rotatably combined with the connection member. The second cover member is detachable from the second surface of the main body as the second cover member rotates with regard to the connection member. The electronic device like this can be realized according to various embodiments.