Specification: Socket type: T10 / 194/168 / W5W / 158/2825 Voltage: 9V-28V Light color: white High brightness 18SMD 2016chip Canbus error-free Stable performance and long life Application: Very suitable for indoor lights, ceiling lights, map lights, door lights, luggage compartment lights, glove box lights, license plate lights, sidelights, parking lights, position lights, etc. (for reference only) note: 1. Energy saving, environmental protection, stable performance, after rigorous testing, it is safer to drive on the car 2. For most cars, just plug and play, without ballast. But for some European vehicles or new cars, it may be necessary to use load resistors to avoid error codes or flickering. 3. When installing the bulb, make sure to turn off the car and then turn it off. 4. The LED bulb is very easy to install. You only need to plug it into the socket. (The LED bulb has a + AND- terminal. If it does not light up after plugging it into the socket, just plug it in the opposite way.) 5. Please carefully check the user manual or original halogen bulb to confirm the size before ordering.