Bluhm Enterprises BL-TRLEDSQA Amber Rectangle Trailer Light (3-Led 42-3056) DOT and SAE approved All feature square LED's, sealed housings, and a highly reflective surface for the brightest lights available All gasket mount lights have standard pin connectors with Dielectric grease on terminals for a corrosion resistant connection Euro lights feature clear lens with colored L.E.D.'s brightest LEDs, widest dispersion angles, standard industry connectors, and water tight enclosures to ensure the best,