Buyers Products 0.75 Inch Round Marker Clearance Lights with 1 LED are used on trucks and trailers to meet FMVSS/CMVSS 108 regulations. The round marker lights have a single LED and are PC rated to produce a 90° angle left and right of center when properly mounted. Lights are available in red, clear, or amber with smooth or faceted lenses. They mount with either blunt cut leads or.180 in. male bullet connectors. The clear lights cannot be used as a marker light. Lights are sold in bulk (in multiples of 10) and backed with a limited lifetime warranty.