... , with excellent heat dissipation9, 50,000hours lifespan10, Mainenance freeAdvantages of LED tubes:1, Unique designed: Excellent heat dissipation2, Particular inner design ... : makes the tubes with no shadow area3, Elegant plastics end cap, nice and safe for human4,Taiwan chip SMD3528;super brightness ... , Display case lighting7, Bus, shuttle, rail car, etc Best price led tube 8w