Solar led road stud or lane markers are a low-cost, self-contained, solar-rechargeable, LED illuminated marker. They can be used to reduce speed, signal driver attention to common features, hazards, and dangerous bends on our roads. Commonly used on sharp corners, dangerous bends, pedestrian crossings/refuges, concrete traffic islands, median/dividing strips, bike lanes, speed humps, merging lanes, roundabouts, guard rails, narrow bridges ¡®KEEP CLEAR¡¯ intersections, and more.