... fluorescent tube(high efficiency, longer life>8000hrs 5, Instant start, no flicker, no noise, low work temperature, low power consumption, good for eyes ... : PC inflaming retarding. 10, Installation: Mounting by screw fixing or series connection. 11, TUV, CE, RoHS approved 12, Month production: 100000PCS ... 16, port of loading: Shanghai or ningbo 17,Power: HE series :4w 6w 8w 13w 14w 21w 28w 25w HO ...