Our company specialize in producing porcelain lamp holders, Halogen Lamp holder, Fuse, Switch, Porcelain Socket, Porcelain Conne porcelain lamp holders1) Material: porcelain 2) CE and VDE listed 3) Various designs available 4) Customized designs accepted 5) Safe usage, Favorable price 6) Copper / iron screw shell selectable7) 4Ah / 250V