PixelFit C9 RGBW Retro Fit BulbOur new Retrofit RGBW Pixel System uses standard C9 socket wire. Unlike current retrofit systems on the market, our bulbs are individually controlled. This means they are capable of not just static colors, but dozens of amazing linear motion effects and static repeating color patterns. NO color coded bases, or complicated programming. These RGBW (Warm White) retrofit pixels are every bit as bright as a standard C9. They are 24V and must be used with