Trisense 3157 3156 3157A 3157NA 3056 3057 4114K Warm White 5050 18SMD LED Light Bulbs Turn Signal Brake Parking Stop Tail Backup Reverse Light Lamp Bulb for Car/Motorcycle(Pack of 10) Voltage:12V;Easy installation, just plug & play. Lifespan:50,000 working hours, Extremely long lasting life. Cross-Reference: 3157 3156 3056 3057 3356 3456 3457 4157 293 3057 3057A 3057LL 3155 3155LL 3156LL 3157A 3357LL 3157NALL 3357A. Application: Reverse Backup Light, DRL Daytime Running Light, Stop Light, Tail Light, Brake Light, Turn Signal Light, Fog light, side marker light, Parking light etc. Notice:Please make sure your socket before purchase, and the LED bulbs has Positive and negative, so if they don't work at first, quickly take them out, turn them around 180 degree,or please feel free contact us if you have any question.