... 701lux10. color temperature :6300K-6700K11. wavelength :465nm-525nm-625nm12. LED quantity:1PCS13. housing & lampshade:PMMA and aluminium14. operational life: ... after 20000 hours, luminous stay 85%15. LED brand: USA CREE,LUMLEDS,NICHIA,Taiwan HLE,Korea SSC16. ... room, exhibition hall, show window, disco, karaoke singing-hall, house decoration, hotels, etc. Notes: low heat ,have got CE ...