xenon street light : 1. spectrum similar to the sunlight , top quality 2. good color temperature 3. high luminous efficacy xenon mental halide lampadvantage ... ,10000k,,, 3.high luminious efficacy ,little light pollution. 4.energy saving , 75W xenon metal halide lamp instead of the 250W ... lifespan , about 6000-9000hours. 7. easy installation 8. little light decline top quality xenon street light E40