They are suitable for lighting historical sites, administrative buildings, monuments, architectural details, exhibition exhibits, etc. They are also widely used in entertainment venues and open stages for creating lighting effects. The advantages over other types of industrial lighting fixtures (halogen, metal halide, LNG, etc.) are cost-effectiveness, long life (over 50,000 hours), insignificant reduction in luminous flux over the entire service life (under 30%), low maintenance costs, endurance to frequent switching, etc.