... Certificate: CE,CCC,ISO 9000 3.Warranty: 2 years T5 The lamps can produce higher luminous efficacy under the ... in reproducing the color ofthe subjects. 4. Eye protecting: T5 lamps twinkle 45,000/second when T8 is 120/second ... 18w 2700k-6400k1404 16 734*23*37 500 30 T5-21110V/220V 21w 2700k-6400k1680 16 873*23*37 ... 24w 2700k-6400k1968 16 1023*23*37 700 30 T5-28110V/220V 28w 2700k-6400k2296 16 1173*23*37 ...