... 8w-80w, long lifetime,environmental friedly fluorescent light fixturePower: HE series:4w,6w,8w,13w,14w ... 21w,28w,35w HO series:24w,39w,54w,49wFeatures:1.Material:Aluminium body or Plastic body with PC cover, ... 99%),low THD(<10%)4.Use tri-phosphor powder fluorescent lamp,more brightness,high efficiency5.No noise,no ... , shopping mall,refrigeratory,show case,hotel,office etc fluorescent light fixture