T8 to T5 lamp with high quality,high luminous efficiency,lengthen life-span,save energy,save your money T8 to T5 lamp1.material:aluminum alloy ... of high quality.2.due to T5 fluorescent lamp made of pure tri-phosphor powder with high quality,and it is have ... white,he"s advantage is lengthen life-span5.with T8/T5 fluorescent lamp adapter,14W could replace 18W/20W,28W could replace 33W ...