Miniaturized module will give the 1991-2007 self-cancelling features to any custom built bike or 1973-90 Harley-Davidson Features 9-second timed flashing that automatically cancels, manual cancel at any time, built-in emergency flasher mode, built-in solid state flasher, and built-in load equalizer (runs LEDs up to 100 watts) Includes wire connectors and simple diagrams Measures 2-7/8"long x 1-3/8 "wide x 7/8 " deep