Each light bar contains 2 led lights** 3 different modes of strobing / flashing** Up to 30,000 hours life expectancy.** Great for interior headliners- Affordable strobe lights for your exterior grille** Easy Installation,can be mounted on many locations** Decorate your cars with this fashion led strobe lights, help you to get satisfaction, safety and comfort, creating a kind of family atmosphere of warm and romance. -Available colors: Red & Blue