| 摘要 |
According to the present invention, a sign lamp module, displaying certain signals, includes a sign lamp and a joining socket. The sign lamp generates predetermined signals such as a light signal. The joining socket applies external power source to the sign lamp and is joined to attach or detach the sign lamp. The sign lamp includes: a display part which generates predetermined signals; a body part which is connected to the display part and includes a predetermined circuit and a battery; and a connecting part which is located on one side of the body part and is joined to the joining socket. |
