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In our daily life, we often touch the charger / power adapter, and often encounter some problems in the process of using, such as common bad contact, voltage instability or insurance burnout and other failures...
Customers or consumers often respond by saying that the same rated power adapter, why the market price gap is so big? Some even doubled or doubled? Once upon a time...
With the increasing function of intelligent devices, its power consumption is also growing faster and faster. People are used to carrying portable charger or power adapter. For many people, the concept of power adapter only stays in the stage of charger,
It is unscientific not to pull the plug after the mobile phone is charged. It not only consumes electricity and wastes, but also causes huge security risks. Shen Jian, the information manager of Nokia Enterprise, said in an interview that after their rese
A power adapter is a converter that converts voltage, rectifies and regulates voltage. The output is DC. It can be understood as a low voltage regulated power supply when the power is satisfied. A charger usually refers to a device that converts alternati