A Pair of Car Vehicle Driving 3156/3157 18 5050 SMD LED Pure White 6000k Back up / Turn Signal Light Bulbs Lamp some of the vehicle need Led resistor to solve LED related turn signal lights or license plate light problems such as hyper flashing, no flashing or burnt out bulb indications High brightness and long lasting Bright white 18 SMD LEDs light, enhancing visibility and driving safety Socket Type: 3156/3157 Light Color: Pure White