How to choose a laptop power adapter
When choosing a laptop power adapter, You should pay attention to several aspects: 1. first, the type of socket, the model corresponding to the laptop; 2. then the voltage, the adapter voltage must...
What is the status of China's foreign trade import and export recently?
On April 30th, the Ministry of Commerce held a regular online press conference. The spokesperson said that the current epidemic's impact on China's foreign trade is mainly on the demand side, with...
What is the burn-in test and why is the power adapter doing a burn-in test?
The aging test may be a very strange word for consumer customers. Then the power adapter manufacturer will briefly explain what is the burn-in test. Why does the power adapter do the burn-in test?...
Difference Between an AC Adapter, Power Supply and Charger for Laptop Computers
There is no difference between an AC Adapter, a power supply and a charger in reference to a laptop computer: all three functions are handled by the device's external power device. With laptops, all...