... Epistar LED 3.2800-9000K avaiable 4.IP60,Delivery time:3-5days Engery saving 50000hrs lifespan E40 28W led street light bulb CE ROHS ... optional light colors6)High light transmission with the use of lends7)Life span:>50,000hrs8)Certificate: CE&RoHS&FCC&ISO;(UL ... mainly applied in railway,subway,high-way ,tunnel, urban major road, secondary road, underground areas lighting, warehouse,square,garden, plaza ...