... 38% less usage of glass and phosphor powder compared to T8 lamps.5, Good Color Rendering Index6,Pre-heat ... T5 tube long life time7, No flicker, near to natural light,good for eyes8, No labour and no ... modification cost to the existing T8 light fixture9, slim and light weight10 ... , TUV, CE, RoHS approved How to replace(use T8-T5 fixture) 1,turn off power ...