Selected wall sockets depends on the structure

- Nov 30, 2017-


      Rocker switch function element one end of a silver contacts, the switch is turned off current relied good switch contacts are made of silver alloy, the purpose of enhancing the hardness of silver, to enhance its melting point to prevent current Too large to melt silver.      

     Socket, in fact, to choose a safe (with protective door) socket products, and to confirm the socket in the single hole when the protective door should have a locking function (when the plug is inserted in both holes at the same time, only to open the protective door to complete the plug and Socket plug action) to avoid child accidents.——