The ProClass LED Red Round Sealed Stop, Turn, and Tail Grommet Mount Combination Light is ideal for truck and trailer applications where LED lights are desired. Functions as a stop, turn, tail light. The high visibility LED taillights last up to 100,000 hours which far exceeds standard incandescent trailer lights. Includes a grommet mount and molded plug wires that attach to the necessary connection circuits. The light provides weatherproof, corrosion-resistant housing that withstands extreme weather.