供应优质节能的led灯泡

灯头类型:B22,E12,E14,E26,E27 工作电压(V):AC120~220 总功率(W):4.2W 色温(K): Color Temperature (K) Lumens(Lm) Led Qty Daylight 5700~6300 230 3 Natural 4000~4500 222 3 Warm 2875~3200 213 3 功率因素(PF):0.6 发光视角 (D):300~320 工作寿命(h):>20000 包装:50 PCS/CTN, 405*385*340(mm), 7kg 工作环境: Indoor use and outdoor with light fittings; Good ventilation; Operating Temperature: -10º~40º