... zinc alloy 4.MOQ:1000pcs 2 ways porcelain terminal block(VDE)1.Specifications:1)main material:radioceramic2)Ceritifcate ... :VDE,Rohs3)Terminal material:copper or zinc alloy4)Ampere:5A,10A ... ,Middles East,Africa and so on.3.Products series:1.porcelain lamp holder:E10,E12,E14,E26 ... ,G12,G13,GY8.5,R7S,Rx7S etc.3.plastic/bakelite:E14,E26,E27,B22 etc4.metal lamp ...