Brand new Pre-Wired socket,LED Bulb Socket Connector Easy plug and play installation,no mechanic required High heat resistant Super durable,Long lifespan It can be use on any standard 1016 1053 1152 1154 1157 1158 1493 2057 396 3497 7528(Dual) P21/4 BAY 15D bulb housing for extension or replacement purpose Could be use to create extra light outlet