Description : Voltage: DC 12V SMD Type: 5050 27SMD， each LED bulb contains 27 SMD in total Color: White Life Expectancy: 50000 hours Low Power Consumption Cross Reference: 3157 3357LL 3156 3056 3057 3157 3356 3456 3457 4157 3157 293 3057 3057A 3057LL 3155 3155LL 3156 3156LL 3157A 3157NALL 3356 3357 3357A Application: Reverse / Backup Light， DRL Daytime Running Light， Stop Tail， Brake， Turn Signal Light， Fog light， side marker light， Parking light， Reverse light etc. New LED (Light Emitting Diode) technology reduces power consumption from 38% to 90%. Easy install design (Professional install is always recommended). Note: - Before you buy， Make sure the 3157 Base Type and the length of this bulb can fit in your car's lens of Housing.- If it doesn't light up， just flip it 180 degrees then it should light u: 1 X 3157 27SMD LEDs White