This module triples your visibility in the rear Converts Rear Turn Signals to Run-Brake-Turn 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); Pattern 0: Four Flashes then Solid (Incandescent or LED); Pattern 1: Four Flashes, Solid for 3 Seconds, Repeat (Incandescent or LED); Pattern 2: Seven Flashes then Solid (Incandescent or LED); Pattern 3: Seven Flashes, Solid for 3 Seconds, Repeat (Incandescent or LED); Pattern 4: Quad Strobe, then Solid for 1 Second then Quad Strobe (LED Only); Pattern 5: Quad Strobe, Solid for 1 Second, then Quad Strobe, Solid for 3 Seconds, Repeat (LED Only); Pattern 6: Custom LED Blaster X Cycle for 3 seconds, then Solid (LED Only); Pattern 7: Custom LED Blaster X Cycle, Repeat (LED Only); Pattern 8: Max Strobe 4 Seconds, Solid (LED Only); Pattern 9: Constant Max Strobe Pattern (LED Only) Ability to apply Brake Strobe/Flash Patterns on Center Taillight only, Rear Turns Only, or Rear Turns & Center Taillight SMART Function - If Brake Strobe/Flash is Turned On, Strobe/Flashing will be paused on Turn Signal if Simultaneous Braking and Turning 10 User Selectable Running Light Intensities Allow User to Match the Running Light Brightness of Turns to Center Taillight Built In Short Circuit Protection Sealed, Weather Tight Case Slim Line Design: 4.2" x 1.4" x 0.6". 5-Year manufacturer's warranty; Note: The use of this product requires a Signal Stabilizer or Load Equalizer on some Softail models.; Note: If your bike is equipped with an alarm AND a Signal Stabilizer is not used, a Alarm Friendly Load Equalizer is Required. Custom Dynamics recommends the use of a Signal Stabilizer over a Load Equalizer.