... high quality 90% energy saving 5W Led lamp Luminous Flux:420-480 Efficiency:90-100 LM/W LEDs:5PCS*1 W Lifespan:50,000 hours high quality ... lumen attenuation Applications: Replacement bulbs for general lighting, especially for museums, art galleries, cosmetic ... undesirable. Home/Office lighting, display case lighting, Under cabinet lighting, Art lighting, Boat lighting, Accent lighting, etc. Trade Terms ...