Why shielding is used for cable?

When we disassemble the charging cable, we will see various cores, and some charging cables can also see aluminum foil and braided mesh. These are loaded with shielding layers inside the wires and cables, so why add a shielding layer?

What is a AC Power Adapter and how does it work?


When it comes to power adapters, many people may not know what it is. If you say that the rectangular accessories on the laptop charging cable or mobile phone chargers are common, yes, that is the power adapter. The power adapter is also called an external power supply. It is the power supply voltage conversion […]

Power Delivery: How to choose PD USB-C charger from 18W-100W

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I have read many reviews before, and many people hope that I can explain the PD charger in detail. PD chargers are now mainstream products. You can choose the one that suits you according to your needs. But most people is still a little confused about choosing a charger that suits them. Next, I will explain […]

Best GaN laptop Chargers You Can Buy in 2021


It has to be said that the size of the chargers on the market is too large, and it takes up a large part of the place every time you go out. It is really inconvenient to carry, especially the multi-port charger, the greater the power, the larger the volume. People really want a mini multi-port charger.