... white: 2,700 to 3,500K Neutral white: 3,800 to 4,800K Cool white: 5,500 to 6,500K Luminous ... Color rendering index: RA ≥80 Beam angle: 15 to 120° for options Light distribution: clear, faceted, ... efficiency, and long lasting life span Beam angle: 15 to 120° for option Base type: JDR, E14, ... of the high frequency interference Luminous efficiency is up to 80lm/w, various color temperature are available , ...