Custom Dynamics Smart Triple Play Module For Harley Features: Converts rear turn signals to Run/Brake/Turn functionality Works with LEDs or Incandescent bulbs Choice of 10 user-selectable, built-in brake light strobe/flash patterns (User can also select no strobe/flash on brake) Smart Function automatically pauses strobe/flashing on turn signal if simultaneously braking and turning 10 user-selectable running light intensities allow user to match the running light brightness of turn signals to center taillight Built-in short circuit protection Sealed, weather tight case Slim Line design measures only 4.2 x 1.4 x 0.6 Five year manufacturer's warranty