... tube 5000 hours,LED T8 tube,LED T5 tube,LED lamps,LED,LED dip spot lightStrict QC,small order acceptableFast delivery ... led factory and specilized in designing and developing the led lamps.7. led chip from taiwan or US epistar,Bridgelux,Cree ... heat and the function is more steadier9. Healthy beam ,without ultraviolet radiation & infrared, no radicalization10. Green lighting ,without Mercuty & Plumbum ...