The OTR Marker Light is a high-quality, durable marker light that is designed to last. This marker light features a snap-in lamp with a reflector, a polycarbonate reflectorized lens and housing and a standard PL-10 connection. It is perfect for a variety of applications, including RV and automotive. The light is sealed to protect against moisture and dust and is designed to provide superior illumination. FleetPride is your First Click in Heavy Duty®.