... white, white, red, blue, green and yellow4. Led light source: Cree, Semi, Edision, Bridgelux 3.6W ... lens, optical grade)7. Superior thermal technology with internal copper heat conductor and external aluminumhousing8. Brightness ... degradation: 3% - 5%1kh9. Lifespan: more than 50000 hours10. ... decorative lighting projects. S48 3528 Smd GU10 high power LED spot