1.1 gang 1 way switch 2.Shell is the main material ABS 3.copper fittings ... .plastic is the middle of ABS, rear ceramic or ABS 1.1 gang 1 way switch2.Shell is the main material ABS3.copper fittings4.plastic ... advanceLifetime15 years (under normal circumstances)CE,ROHS Our company manufactures wall switch ,socket,adaptor,plug and other electrical appliance,with European style ...