... Each chip of the LED lumens to 80LM (3). The color index greater than 85. (4). Luminous flux ≥2 times of ... >90% Total Harmonic Distortion <15% Color Temperature 2700-3900k;3900-5500k;5500-7000K Color Rendering Index(CRI) >80Ra LED Luminous Efficiency > ... simple, luminous efficiency, environmentally friendly energy, high color rendering index, light color diversity. Wide range of uses that can be ...