... lumen attenuation 4.CE&ROSH led bulb, led bulb light, led bulb lamp, led light bulb, led bulbs, led lamp bulb, high power led bulb, led lamp bulbDetail Description of led bulb:model number: SS-BU0103-R1 ... management with internal copper heat conductor and external aluminum housing5. Light source: High power led 3W, 4W, 5W, 6W, 7W, 9W6. Luminous flux: 100 ...