... color:optional Solar powered aluminum traffic sign/solar road marker This solar LED road stud is naturally charged by the sun. ... etc.).Joint intersections, on and off ramps, center lines and dividers, entrance warnings, carpool lanes, bridges, cross and side walksGuidance ... (LxWxH)a. Product Name: solar traffic sign,solar road stud,solar road marker,solar marking light,solar light for trafficb. Model ...