Aluminum Solar Studs Light Pavement Marker . Application of LED solar road studs C3: ♥Schools and hospitals. ♥Highways. ♥High traffic areas. ♥Walking paths. ♥Transit stations. ♥Parks and campuses. ♥Urban Road . How to install Solar road Studs Light Pavement Marker C3: 1.Carefully mark the distance between the placement of solar