... traditional T8, T10 tube. 2, Good quality with competitive price; 3, Instant start, , no noise, low work temperature ... 38% less usage of glass and phosphor powder compared to T8 lamps. 5, Good Color Rendering Index > ... 80Ra6, Pre-heat function: Make the T5 tube long life time 7, No flicker, ... and so on T5 integrative system To replace T8 tube To replace T10 ,T12 tubes 14W 18W ...