Upgrade towing safety with this 12V LED submersible trailer light kit for boat trailers, utility trailers, trucks, RVs, snowmobile trailers, and tow vehicles under 80 in. wide. The left and right lights replace old bulb units with bright LED output, giving clear stop, turn, tail, side marker, and reflector signals for day or night use.Each light is built for wet outdoor work with a sealed lens, sonic-welded housing, and extra glue around wire entry points and lens edges to help block water during launch, loading, rain, and washdowns. Both lights offer stop, turn, tail, rear reflector, side reflector, and side marker functions. The left light also adds a license plate light. LED diodes help provide high visibility, low heat, and long service life, while 18-gauge pure copper wires support steady 12V power and DOT-compliant use.The kit allows rear or side mounting to fit many trailer layouts. Use the included wiring diagram to check each connection before placing lights under water. Great for worn or dim trailer lights, this set helps improve visibility, safety, and daily towing confidence. This product includes a 30-day limited warranty.