28w t5 fluorescent fixture 1.TUV-CE, RoHS 2.8w,14w,21w,28w,35w,54w,49w 3.25000hrs 28w t5 fluorescent fixture Power: HE ... series:4w,6w,8w,13w,14w,21w, ... 99%),low THD(<10%)4.Use tri-phosphor powder fluorescent lamp,more brightness,high efficiency5.No noise,no ... ,refrigeratory,show case,hotel,office etc 28w t5 fluorescent fixture