The connector of the general electronic product and the pin of the electrical appliance are called plugs. Household AC power plugs and sockets, with male or female connectors that are rod-shaped or copper-plated, physically plugged into female socket-type power outlets with slots or recesses. Dimensions are an important technical requirement related to the safe use of plugs and sockets and whether the universal interchangeability requirements are met to avoid miss-insertion. Unqualified size can affect the user's use or cause hidden troubles such as poor contact, miss-insertion, etc., even if the equipment is damaged, and the fire and electric shock will occur.
Poor quality of plugs and sockets and converters is an important cause of electrical fires. The quality problems of small plugs, sockets, and converters will pose serious harm to the personal and property safety of consumers. Therefore, consumers should pay attention to the safety of products when p...
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