... Fluorescent lamp can replace the old type T8 fluorescent tube directly; 3)Has high output.4)With high Power Factor (PF), low operation current; Power ... same time brightness increase 1.1-2 multiple .6)Build-in electronic ballast and no starters needed;7)Easy installation, Instant ... ) CE,SAA,UL certification. color: 2700K, 4100K, 6400K. t5 fluorescent lamp-CE.SAA high quality,high energy-save lighting.