... /E40/B20 5)Safe, Durable& Competitive price Porcelain Lampholder LH510C E27 Product NamePorcelain Lamp Holder LH510C E27ManufacturerFuzhou Longhuang Electrical Apparatus Co., ... alloy/Copper/BrassBrand Name LonghuangBusiness TypeManufacturer & TradingRating4A, 250VSeriesE12, E14, E26, E27, E39, E40, B22Wire diameter= < 2.5 mmFeatureSafe, Durable, Convenient, EnvironmentalLight ...