Combination LED Trailer Tail Light - Submersible - 7 Function - 21 Diodes - Driver Side. Our Price: $35.87. (7) In Stock. Add to Cart. 6-1/4" x 4-5/8" Square. Waterproof trailer light serves 7 functions: stop, turn, tail, rear reflex, side marker, side reflex, and license plate light. Oem Reflective Motorway Stud Lights 30T For Farm-RUICHEN