输入功率InputPower7.5W光源光通量LampFlux490lm输入电压Voltage220VAC(交流)工作电流Current25mA工作频率Frequency50Hz/60Hz功率因数ACPowerFactor45.00%有效功率DCPowerEfficiency94%色温ColorTemperature4500K~6500K显色指数ColorRenderingIndexRa 80光源寿命LightSourceLife50000h环境温度WorkingTemperature-40~+50摄氏度相对湿度WorkingHumidity10%~90%材料Housing Lampshade铝合金aluminiumalloy防护等级IPRatingIP20灯具颜色Color各色variety外形尺寸Size 净重N.W1.9kg