7C strobes are like 3C strobes where there are breaks and spaces between each color in the pattern. It pairs off two colors and mixes them to create the other 4 colors. Great for orbits and glove sets if paired with other contrasting colors! Easily change up the look of your lights by purchasing new colored led bulbs. You can purchase the LED bulbs by themselves or have us install it into a rave light. If you would like us to install it into a housing with brand new batteries please select it from the options. All of our LED bulbs will be tested for quality assurance and will be left uncut before shipping.