Solar LED Road Studs are also known as solar raised pavement markers, solar reflective lane markers and solar led road stud reflectors. Place to Install: 1. Dangerous blind corners and sharp-curves, black spots and poorly lit areas. 2. Areas with unpredictable weather conditions. 3. Joint intersections, on and off ramps, center lines and dividers, entrance warnings, carpool lanes, bridges, cross and side walks 4.