LED功率Power:30/50/100W 工作电压Workvoltage:AC(85V-265V)/(50-60Hz) 功率因素Powerfator(PF):>0.9 LED效率efficiency:80LM/W 光通量Lumens:4000lm 灯具效率Fixtureefficiency:>90% 发光角Viewangle:100&50度 显色指数Ra>80 色温Colortemperature(CCT):2700~7000K 工作时间LEDlife:>50000Hrs 净重Netweight:3.3kgs 光衰Luminancedecrease:keeplighting1000hoursdecrease%1 尺寸size290*236*183