... lamp can replace the old type T8 fluorescent tube directly; 3)Has high output.4)With high Power Factor (PF), low operation ... current; Power factor up to 0.999, operation current reduces by 65%, output power reduces ... ) CE,SAA,UL certification. color: 2700K, 4100K, 6400K. t5 fluorescent lamp-CE.SAA high quality,high energy-save lighting.