NI Maschine LED Custom Color Bulb ( Sold Individually ) are available in 5 different colors so you can change the under color in your NI Maschine or Maschine Mikro. These LED will need to be installed in place of the current LEDs on the unit. There are a total of 57 LEDS in the unit. PLEASE NOTE: We recommend professional install on these LEDs. The solder points are very small. These are not endorsed or made by Native Instruments and it can void your warranty (if still under warranty) if you install them.