Power adapter burnout analysis (2)

Product symbols are incomplete or not standard:

The label should include one of the fundamental methods of correctly installing and correctly guiding the user's vital information to indicate the symbol of the product to ensure the safety of the user and the property. Used, eye-catching, labeling needs of the label should not fall, after normal use, should be cleaned and the content is legible. The simplified Chinese symbol for the product being sold shall include the following information: Manufacturer's or distributor's designation, trademark or identification symbol, type code or standard type, nature of power supply , extra supply voltage scale. If the information is incomplete, it will not guide the consumers correctly, some may even misuse and jeopardize their cooperative electronic devices. One question in common is our country's symbol, title or trademark, type code or type standard.