GL1800 (10-17) Brake Light Flashing Deceleration Warning 25LED-D, USA & Canada legal tailBlazer by Kisan Fits All Goldwing GL1800 from 2010 - 2017 Deceleration Warning  A decaying 4 second flash rate on braking Programmable - Intensity of running light can be adjusted Auto-Flash Warning - While braking, the tailBlazer flashes Dual Function - Powers the LED light bar as a low-intensity running light and flashing brake light