Solar road stud lights, also known as solar cast aluminum road lights, reflective markers, LED road stud lights, etc., are charged by solar panels and stored in batteries, and will automatically emit light at night and when there is insufficient light in rainy and foggy weather, which can guide vehicles in the right direction. The driving direction can effectively guarantee traffic safety. Solar road studs are durable, economical, and practical, high-tech environmental protection, energy saving, emission reduction, and so on. It can also be used for road lighting, yurts, tents, gardens, courtyards, parks, and another outdoor lighting.