... Range 50 - 60 HZPower Supply Efficiency >= 86%Total Harmonic Distortion(THD) < 10%LED Initial Luminous Flux 6,600lm (Ta=25ºC)9 ... (50%) Vertical Axis:107º, Horizontal Axis: 98ºBeam Angle (10%) Vertical Axis:151º, Horizontal Axis: 162ºEffective Illuminated Area(50 ... Rating IP65Working Temperature -30 to 50 ºCWorking Humidity 10 to 90% RHStorage Temperature -10 to 50 ºCLifespan 50,000hrs life, 3yrs ...