1. Model: PCB 2. Base: All the auto lighting socket connection are ... including 4, 6, 9, 12, 24PCS SMD in the PCB; For the special size can design according to the clients ... of socket connections, WG(W5W), BA9S, 1156, 1157, Festoon light (with spring from 31-42mm ) all kinds of car ... operate as the specification)Usage: LED car top light, car reading light. Light Lampe Panel 20 SMD LED+T10+Dome Bulb+BA9S ...