The White and Yellow has two functions, DRL and the turn signals._x000D_ _x000D_ When you are driving straight, it lights up white. When you turn it flashing yellow light._x000D_ _x000D_ _x000D_ The White Yellow Blue has three functions, DRL and the turn signals and night blue._x000D_ _x000D_ When you are driving straight, it lights up white. When you turn it flashing yellow light.When you_x000D_ _x000D_ turn on headlight,it lights up blue. _x000D_ _x000D_ _x000D_ Fit for: For Subaru BRZ - _x000D_ _x000D_ _x000D_ Features: _x000D_ 100% brand new and high quality_x000D_ Adopt 100% brand new High quality High luminance LEDs_x000D_ Elaborate and easy installation design_x000D_ Tech Support From Car Flashing Brands._x000D_ Bright LED consumes far less power than a standard bulb while maintaining optimal light output_x000D_ Waterproof lamp for all road weather conditions_x000D_ Bright with super beam daytime running light to driving safety_x000D_ Longer life LED lifetime up to 50,000 hours, minimal maintenance cost_x000D_ Enhance total appearances Extra beam enhances to total appearance to your car_x000D_ Daytime running light improves safety while driving allows your vehicie to be seen at much_x000D_ further distances. Greatly improves reaction time of oncoming motorists in an incident _x000D_ _x000D_ _x000D_ Specification: _x000D_ Light Source:LED_x000D_ Material Type:Silicone LED_x000D_ Voltage:12V_x000D_ Special Features:High Power_x000D_ Applicable models :Special _x000D_ _x000D_ _x000D_ Package contents: _x000D_ 1 Set LED Daytime Running Lights (for front L/R) _x000D_