... )E27,E40,E26,E14,B22 2)CE/LVD/ROHS 3)Metal:Copper/Iron/Aluminium Porcelain lampholder,lamp holder,porcelain lamp socket,ceramic lampbase 1.E10,E12 ... , 35days after receive the deposit.F: Popular in both domestic and overseas market. E14 Porcelain Lampbase with CE and ROHS Certificate