... -277V Voltage, 6) 80 LM/Watt, 90LM/WATT.7) Exact CCT , 2700K, 3000K, 4000K, 5000K,8) High CRI>80,CRI>90 ... .53")Application installationFAQ1. What’s the difference between CRI and CCT?Usually, there are two key measures used to valuate lighting ... sources: Color redering Index(CRI) Correlated Color Temperature (CCT) CCT Measures the color of a light source by using Kelvin ...