... .8w,14w,21w,28w,35w,54w,49w 3.25000hrs 28w t5 fluorescent fixture Power: HE series:4w,6w,8w,13w,14w,21w,28w ... .Material:Aluminium body or Plastic body with PC cover, nice appearance2.Adopt high quality ballast,comply with 3CTUV-CE standard3.High Power Factor ... (PF>99%),low THD(<10%)4.Use tri-phosphor powder fluorescent lamp,more ...