Made of 6063 aluminum, it has a beautiful appearance and a reasonable optical design that evenly distributes the light, providing a suitable and stable light intensity to effectively illuminate the tunnel. The surface is outdoor anodized, which can adapt to different climate conditions, has high strength and strong corrosion resistance, and is suitable for harsh outdoor environments. Equipped with OSRAM imported light source, it has excellent light color performance. Highly transparent, flame-retardant optical devices,waterproof and dustproof.