... ColorCW/WW/R/G/B/Y/RGB7. Beam angle (with lens) 15,° 30°,45°,60°, 90° 8. Color Range ... (Optional)2700-700K9. Chip Brand (Optional)Epistar, Edison, Cree available10. Operating life50,000hrs11. Warranty2 years12. Luminous Efficiency:>80lm/W ... safety and stability7.No radiation, no flicker ,no ultravioletApplication of LED spot lightvilla, meeting room, office, school,hospital,residential lighting ...