... 3.Voltager:110-600V,4-6A 4. OEM is available Lamp holder E27: 1.E10,E12,E14,E27,E40 series etc ... . Safe usage,Favorable price 6. Professional manufacturer Product name :porcelain lamp holder;Body material: porcelain/ceramic ,body can be matt or ... will meet with our immediate attention.More models: hot porcelain lamp holder E27 led lamp holder lamp base lamp socket with wire