THE POWER1 LED SQUARE TRAILER LIGHTING KIT IS DESIGNED TO CONFORM TO APPLICABLE US FMVSS108 AND CANADIAN CMVSS SAFETY STANDARDS FOR ALL VEHICLES AND TRAILERS OVER OR UNDER 80 INCHES WIDE. THE TRAILER LIGHT KIT IS A GREAT LED ALTERNATIVE TO INCANDESCENT LIGHTS THE POWERFUL SERIES UTILIZES SPECIAL LENS OPTICS TO SIMULATE THE LOOK OF TRADITIONAL INCANDESCENT LIGHTS WHILE DELIVERING THE LONG LIFE AND MAINTENANCE FREE RELIABILITY OF LED LIGHTS. THE LIFE OF AN LED TRAILER LIGHT FAR EXCEEDS TRADITIONAL INCANDESCENT TRAILER LIGHTS. THE LOW AMP DRAW AND DURABILITY OF AN LED PROVIDES A MAINTENANCE FREE LIGHT AND THE QUICKER ILLUMINATION KEEPS YOUR SAFER WHILE ON THE ROAD