The MaxxHaul 50572 LED 3/4″ Round Clearance and Side Marker Red Indicator Lights are constructed from sonically sealed Polycarbonate lens material for UV protection, impact resistance, and long-term heat stability. The lights are designed for waterproof with IP68 grade, shock proof, dust proof, and crack resistance with a rubber covered sealed light and putting glue sealed wire for a second layer of defense. The kit includes a pack of 10 bright LED’s with PVC grommets to mount on a surface that easily installs into any 3/4″” diameter opening and 6.3″” 2-wire connection leads with black as the positive wire and white as the ground wire. It fits most 12V DC vehicles like RV’s, Campervans, Trucks, Trailers, Caravans, and can be mounted on the side front, rear undercarriage to function as clearance lights, side marker lights, turn signal lights, or trailer lights to aid a safer driving experience for you and other drivers on the road. Equipped with 1 SMD (Surface Mounted Device) LED inside to maximize visibility, the lights output 8 lumen light to provide sufficient light uniformity with up to 100,000 working hours of operation for optimal performance. Easy to install, it is built and produced to comply with D.O.T. FMVSS 108 and P2 compliant standards for safety and reliability.