... T8/T5-28w with reflector: CE, EMC, SAA, C-TICK , ROHS, TUV and ISO9001 Lifespan: 15,000hours , 20.000hours , 30,000hours T8/T5-28w with ... reflectorT5 Adapter ( T5 adaptor) (T8 toT5) ( T8/T5 ) (T5 Conversion Kit ) Energy Saving fluorescent Light1) With ... , give 27.5 watt to a 28w lamp tube , give 22.3 watt to a 28w lamp tube7) Voltage optional: 110v , ...