1,LED 1.parameter Input VoltageAC85V 265VFreqency Range50Hz 60HzTotal Harmonic DistortionLess than 9 %Power FactorMore than 0.98Power EfficiencyMore than 82 %Working VoltageDC30 36VLed1 pcLED Led Consumption58WSystem Consumption66WLed Luminous Efficiency70 Lm /WLed Initial Flux4800Lmlamp’s EfficiencyMore than 91 %Average Illuminance4 M120LUX6 M30LUX8 M 13LUXIlluminance Area4 MDiameter of the circular area for 5 meters6 MDiameter of the circular area for 10 meters8 M Diameter of the circular area for 15 metersIlluminance UniformityMore than 0.6 2,LED parameters (Item)Min dataClassic dataMax data Power-58W66WCurrent-1.8A1.95 AVoltage29V32.4 V33.8 VWarm white2700K3200 K3900 KPure white4000K5500 K6000 KCool white6000K6500 K7000 KJunction temperature-85 °C105 °CLED chips Qty-60PCS-LED lumen efficiency60LM/W70LM/W80LM/WLED chipsBridge Lux 3,Size 4,Distribution 5, Waterproof Testiing 6,Aging Test Product picture Welcome link our website www.knled.com Meeting room