1.1 gang 1 way switch 2.Shell is the main material ABS 3.copper fittings 4.plastic is the middle of ABS, rear ceramic ... 1.1 gang 1 way switch2.Shell is the main material ABS3.copper fittings4.plastic is the middle of ABS, rear ceramic or ... years (under normal circumstances)CE,ROHS Our company manufactures wall switch ,socket,adaptor,plug and other electrical appliance,with European ...