... ,no noise, low work temperature, low power consumption, good for eyes.6, if With nano anti-oxidation film, can improve the ... 7, With reflector, the light efficiency can increase 17%~20%8, Electronic ballast 2years warranty for standard quality9, Retrofitting T8 to T5 tube ... 000 hoursRelevant Certificate TUV-CE, RoHS,Warranty 2.5 years Power Factor0.99Optical Data :Light Color Warm White,Cool White, ...