... : 40000+ hours7.Certification: CE and RoHS8.Warranty: 3 years Model No.Electrical DataOptical DataPhysical DataInput Voltage(V) ... good quality and friendly- enviroment" policy with high responsibility .3) Enterprisetarget:Revitalization of Enterprice, enhance efficiency, improve staff quality ... source are adopted, luminous efficency can exceed 100w/lm.3. Prompt Delivery : normally 7 working days after ...