Solar Road Stud powered by energy from the sun and provides the clear and safe passage for road vision at night for drivers. The stud  have a rugged design, which can easily bear the weight of a fully loaded truck or trailer. These Studs are completely maintenance free. This is a high-tech product based on the principle of photovoltaic conversion. It can be installed on edge of the pavement, or at roundabout, or the corner of the intersection to decorate the way and display the contours. It turns ON at dusk and turns OFF at dawn automatically.