Solar road studs are cost-effective and are particularly suitable for projects that require long-term reliability, low operating costs, energy savings, and environmental protection. Despite the high initial investment, the return of solar powered road studs in long-term use is significant considering energy savings, low maintenance costs, and long service life. In addition, solar powered road reflectors also have other additional social benefits such as environmental protection and improved traffic safety. Therefore, for many types of traffic management and road safety projects, solar LED road studs are a green infrastructure worth investing in.