Plug in and replace the OEM signal cancelerDo not require stock speedometer for proper operationAutomatically flashes for 11 seconds can be manually canceled at any timeBuilt-in emergency flasher modeBuilt-in load equalizer runs LEDs of up to 100 W per sideMeasure 2-7/8'' L x 1-3/8'' W x 7/8'' DMade in the USABe sure to identify which connector is on the bike before purchasing, as the factory was not consistent during 1994-2000.