Forti USA | 44 LEDs UTE Boat Trailer Truck Van Indicator Tail Lights - Set of 2 Forti USA - 1 Pair of 44 LEDs UTE Boat Trailer Truck Van Indicator Tail Lights - Set of 2. University fit - Trucks, Utes, Caravans Van Vehicle and Boat Trailers. It works on 12v power supply Use for Stop,Tail,Indicator and Reverse applications. Water Proof,Shock and Vibration Resistant No manual is provided, professional installation is highly recommended.