... down light Life35,000 hoursRelevant CertificateCE, RoHS,Warranty2~3 yearsOptical Data :Light ColorWarm White, White, R,G,B, ... degree Celsius5)Temperature: -40 to 70 degree Celsius6)Brightness degradation: 3 to 5% 3kh7)Lifespan: 50, 000 hours8)No UV or ... in 3days4.Shipping freight are quoted under your requests5.Shipping port: Guangzhou, Mainland China6.Discounts are offered based on order ...