... 3",3.5",4",6",8"3-30w led downlight lumens 250-3000lm Short delivery time: 7-15 ... maintain and normal base type E can be matched. 4.Replacement of traditional bulbs and no subsidiary ... and starters. 5.Long lifespan , low cost of maintenance. 6.Energy saving and high luminous intensity ... , energy consumption can be 30% of traditional bulbs. 7.Anti-shake, convenient for ...