... 100W Input voltage: 85 to 265V ACLifespan: >5,000 hoursLuminous efficiency: >3,360lmColor temperature: 2,500 to 6,500KMaterial: die-casting aluminum ... chip junction temperature can be controlled at 60° below, to ensure long-termStability of productEnergy-saving, long lifespan, eco- ... than 70% than traditional sodium or mercury lamp, 5 to 10 times lifespan than that of traditional lampFeatures: High- ...