50W LED投光燈
led 功率 Power:50W
工作電壓 Work voltage:AC(85V-265V)/(50-60Hz)
功率因素 Power fator(PF):〉0.9
led 效率 efficiency:80LM/W
光通量 Lumens: 4000lm
燈具效率 Fixture efficiency:〉90%
有效發(fā)光角 View angle:100&50度
顯色指數(shù) Ra〉80
色溫Color temperature(CCT):2700~7000K
工作時(shí)間 LED life:〉50000Hrs
凈重 Net weight:3.3kgs
光衰 Luminance decrease:keep lighting 1000hours decrease %1
尺寸 size 290*236*183