The Hella Value Fit Northern Lights Series LED Lights are available in rockers, cubes, and light bars with infinitely adjustable RGB color light output. Using a Bluetooth connection on your iOS or Android OS device you can use the LEDBLE app to select any color you want and even set the Northern Lights LED Lights to change color to the rhythm of your music. Each light features a rugged black aluminum alloy housing, a color temperature of 6000K, and depending on the style, contains from 3 to 96 LEDs.