... efficacy. Product Feature 1, Energy saving 30%~45% than traditional T8 , T10 tube.2,Good quality with competitive price;3, Instant ... , 38% less usage of glass and phosphor powder compared to T8 lamps.5, Good Color Rendering Index6,Pre-heat function: make the ... eyes8, No labour and no modification cost to the existing T8 light fixture9, slim and light weight10, TUV, CE, RoHS approved ...