Set of 10 black sockets, ideal for lighting fixtures. Panasonic WW3403 receptacle with feed-through Specifications: 6A 250V, E26 base, 5 pieces One old National type is included. Specifications are the same: 6A 250V, E26 base. There is dirt such as dust due to long-term storage. This item is stored at home, and returns are not accepted. Please examine the photos carefully and consider before purchasing. Thank you for viewing.