The Submersible 8-Function Roadside Red Rear Trailer Light functions as a tail light, turn signal on the side, brake light, clearance light, and license plate illuminator and offers built-in reflectors constructed from durable acrylic. It is a replacement light for the left side of your trailer and should be used on trailers over/under 80 in. wide. It is ideal for multiple styles of trailers where incandescent lights are desired. The light features a weatherproof, corrosion-resistant housing that withstands extreme weather. Functions as a stop, turn, tail light Works with 12V systems Durable, impact and corrosion-resistant