cciyu 10X Pure White 3157 5050 60SMD LED Car Tail Brake Stop Light 3156 3057 3457 4157 Ultra Bright LED, unique and more vivid color.Low Power Consumption and Low Temperature. Long-lasting Life - 50000 working hours.Easy installation, just plug & play,360 degree viewing angle.Faster on/off response time and vibration resistant. Cross Reference: 3157 3057 3457 4157 3047 4057 4114 Application: Tail Brake Stop Light,Also Great replacements for Turn Signal Light (need Load Resistor) Note: &lt;br&gt;- Since the nature of the item being offered might fit a large variety of different vehicle and function. Please make sure this is the correct application type of bulb before placing order &lt;br&gt;- Latest European band cars may need to use built-in Canbus Led to avoid the error code. &lt;br&gt;- If it doesn't light up, just flip it 180 degrees then it should light up. &lt;br&gt;- If you have any questions, please contact us for more details.