Aluminum Solar Road Stud Can withstand large impact and can resist corrosion for a long time. 20 tons of pressure resistance. Curves smooth without sharp edges are better cushioned by the tire’s compressor. The waterproof grade of Solar Road Stud can reach the industry standard IP68. It can be very effective in keeping water out. Low power consumption, long working hours, and easy installation are the main selling points. Solar Road Studs can be used for more than 60 hours after being fully charged. The normal life cycle lasts 3-5 years. It has been widely used in different road conditions, such as dim sunshine, rainy days, and heavy trucks.