T8 fluorescent light 1.High efficiency and long lifespan 2.High lumen 3.Tri-phosphor,Halogen powder,or Mix them T8 fluorescent light:Tri-phosphor powder ... or halogen powder.Power:10w,15w,18w(20w),30w,36w(40w),58w and(16w,32w)Colour ... .save energy ,save much cost for you;2.high efficiency and good color rendering;3.low energy consumption;4.long lifespan ...