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 a wireless charger?
We main do in laptop adapter, wireless charger, USB Charger and power supply. What is a wireless charger? The wireless charger refers to a charger that is connected to a terminal device that needs to...
DIY solar wireless charger
This design is easy to use and is suitable for most electrical appliances that can accept electromagnetic fields. It is very convenient, and can get free electricity when the sun comes out. Take a...
A wireless charger circuit principle design
1 Wireless charger principle and structure The wireless charging system mainly adopts the principle of electromagnetic induction, and energy transfer through the coil realizes energy transfer. As...