... 1, Energy saving 30%~45% than traditional T8, T10 tube. 2, Good quality with competitive price; 3, Instant start, , no ... , 38% less usage of glass and phosphor powder compared to T8 lamps. 5, Good Color Rendering Index 6, Pre-heat ... /220V563MM10000H2700-6500KT5G521W110/220V863MM10000H2700-6500KT5G528W110/220V1163MM10000H2700-6500KT5G535W110/220V1463MM10000H2700-6500K T5 Fitting With Big Reflector