Specification: Color: Amber/Red/White Material: ABS Plastic Housing+ Electronic Components Number of LEDs: 2LED Working voltage: DC12V/24V Product size: about 65*27*18mm/2.56*1.06*0.71in Distance Between Fixing Holes:48mm/1.89in Suitable for :Fit For Both 12v/24v Vehicles.Idea For Cars ,Trailers,Truck, Caravan, Bus, Pickup, RV, lorry, SUV, Cabin Cars,Etc. Features: High BrightnessEach light made of PC lens and silicone grommet. 2pcs of high quality Diodes output bright light,which outputs high luminous. efficiency,maximize visibility and safety. Easy to Install: we have prepared 2 pieces of screws for each trailer running light, you can conveniently and easily apply them; What's more, red is the positive electrode and black is the negative electrode, the installation can be completed by tightening the screws Widely Used: The marker lights are suitable as LED marker lamps, car side lamps, trailer lamps for many kinds of cars, such as trucks, trailers, horse trailers, travel trailers, boat trailers, RVs, and more IP68 Waterproof Design: our RV trailer lights are designed with totally enclosed circuit, waterproof and can keep away from dirt; In addition, the lenses are not easy to fade due to exposure to sunlight and rain water, bringing you a nice experience Quality serviceWe have a complete service team, no matter what problem you encounter, please