This high power car light has a BA15S/1156socket, and four pieces of super bright high power LEDs each 1W performance.The main advantages of the light is its resistance to shock and vibration, sothey won\'t blow out like regular incandescent bulbs. Also, LEDs consume verylittle power saving you a lot of energy for a long time. The lights have a longlifespan of approximately 30000 hours also assured by  a heat sink.  Vehicles with  CANbus might require an additional resistor kit in the system due to the low resistance of the LED lights. The 4 High Power BA15S light is alsoavailable in red and white colours.