... High Brightness led tube light,high lumiance long service time 50000 hours+,two year warranty good quality competitive price Solid t8 LED Tube Light 1. 9w for 600mm, 18w for 1200 ... 6000K, 4000K~4500K, 2800K~3300K6. High performance SMD led: low light degradation,up to 75% lumen maintenance ... free, easy installation 8. Low power consumption, high intensity Applications: 1. Bus, shuttle, railcar passenger ...