... , or Aluminum Heat Sink + transparent PC maskT8 LED tube 1.2m 18W SMD5050 1450LM Efficiency ComparisonLED Tube8W10W12W15W18W20WFluorescent Tube20W25W30W40W60W70WNote: 1W LED ... faith management, Efficient Services, Innovation and Pursuit of excellence. Features:1. Lifespan>50,000hours, >10 years using life under normail ... Factory, Light box,Other public places,Etc. Pictures: LED Tube Wiring Diagram :