大功率LED-E40街灯/High-powerLED-E40streetlights:28W 光源/lamp-house:1WLED 光效/LEDLuminousEfficiency:90LM/W 色温/ColorTemperature:2700K-10000K LED数量/LEDQuantity:28颗/28PCS 光通量/LuminousFlux:2500LM 发光角度/BeamAngle:120 *60 输入电压/InputVoltage:AC85-265V50/60HZ 工作温度/OperatingTemperature:-20 -40 显色指数/CRI:Ra 75 安装接口:E39E40