Bright LED Lights: Each side marker light contains 4 high-intensity red LED chips to provide ultra-bright visibility for on-road safety, ensures your truck, trailer, or RV is highly visible in fog, rain, or darkness All-Weather Waterproof & Reliable: Built with high-quality ABS housing and AS lens, these 2 inch round clearance side marker lights are fully sealed with advanced ultrasonic welding technology to ensure waterproof protection against moisture and corrosion, guaranteeing long-lasting use even in heavy rain or snow Wide Applications: 2 inch round led lights work as side marker lights and clearance lights, widely used in DC 12V vehicles like Semi trailer, truck, tractor, vans, bus, RV etc. Easy Installation: Simply connect the wires, snap the light into the grommet, and install it into the steel box trailer light kit, no drilling and special tools required, replace the old incandescent or LED marker lights in minutes. (Note: 2-wire pigtail not included) Package Included: 10 pcs 2” red led clearance lights, 5 rubber mounting grommets; Dimensions: Outer Diameter: 2.76”, Inner Diameter: 1.81 , height: 0.95”(W/ Grommet)