... years 4.Pure aluminium,CE/RoHS 260lm 4W cob led lights Part No.LED-GU10-COB-4W Housing MaterialAluminium +Glass cover Demension ... 5800-6500kAverage lifetime(Hr)40000HWarranty Time 2 yearsCertificate CE/RoHS1. LED Light Feature:A. Lifespan: more than 40,000hr;B ... C. Shopping, lighting, specialty lighting, hotel lighting, office lighting, home light;D. Commercial show windows and bars, airport, subway, ...