Specification: Color: Amber/Red/WhiteMaterial: ABS Plastic Housing+ Electronic ComponentsNumber of LEDs: 2LEDWorking voltage: DC12V/24VProduct size: about 65*27*18mm/2.56*1.06*0.71inDistance Between Fixing Holes:48mm/1.89inSuitable 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 screwsWidely 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 moreIP68 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 experienceQuality serviceWe have a complete service team, no matter what problem you encounter, please