Custom LED Electronic LED Flasher Relay for LED Blinkers on Motorcycles - ELFR-1 QD Maintains OEM Blinker flash rate for a wide range of LED and non-LED blinkers. This is the same as our ELFR-1 but with simple Quick-Disconnect connectivity. Recommended accessory for all Custom LED Integrated LED Tail Lights. 1-year Warranty & Satisfaction Guarantee! Your motorcycle must have a rectified standard 12VDC common negative ground system for this flasher relay to work (most bikes are 12VDC, common negative ground). Red wire is Ignition power in, black wire is Load out. See our regular ELFR-1 listing for all details. Also, check our company website (Custom LED) for a full compatibility list.