Product Features: 190mm by 56mm and 36mm in height 24hour functionality X18 LED Bulbs for Increased Brightness built-in electronic automatic lights-on kit Discreet and Durable. The New Dual Function LED Day-Night Lights have a built-in automatic switching unit which allows the lights to be illuminated as soon as the engine is switched on. Then once the sidelights become active the LED lights will reduce in brightness to create a night-styling function. Each LED is fitted with 18 LED Bulbs which provide a narrow intense beam of light to considerably increase brightness and vehicle visibility to reduce accidents when you drive. The super thin design, allows for easy installation under the front bumper of your car for a discreet finish. Pack Includes: 2x 190mm Daytime Running Lights each fitted with 18 LEDs 2x fixing brackets Wiring Kit Fitting Instructions The lights in this pack are E marked to ECE R7. They come with the ability to illuminate when the engine is started and to switch off when the sidelights/headlights are switched on therefore complying with current EU legislation.