Shenzhen YYW Tech. co., ltd. is a professional manufacturer on usb cable, chargers and headphones.
Tel：+86-0755-28518222 E-mail：jason@yyw.cn
Shenzhen YYW Tech. co., ltd. is a professional manufacturer on usb cable, chargers and headphones.
Tel：+86-0755-28518222 E-mail：jason@yyw.cn
With the continuous development of smart phones, more new functions have been added to the phones, which has greatly improved our lives. However, no matter how amazing your phone is, if the battery of your phone runs out soon, then the phone will become an annoying piece of metal. So the question is: Why are …
My father’s mobile phone is also recharged once a week until now. He never worries about looking for power to charge everywhere. He doesn’t have to worry about mobile phone without network and insufficient traffic to look for free wifi. My dad’s cell phone is what we usually call an old-age machine. The single …
The Faculty of Engineering of the University of Tokyo and the National Institute of Materials Science in Japan have announced a new technology that can double the charging speed of lithium-ion batteries. As we all know, lithium ion battery is a kind of battery technology with high energy density and low discharge rate. Although lithium-ion …
First rectify the low-frequency (50Hz) AC to DC, then use a field effect tube (equivalent to a switch in turn) to switch the DC into a high-frequency (tens of KHz) AC signal, and then transform it through a transformer, and then Rectified to direct current. The purpose of this is to reduce the size of …
This article is about when should you replace your mobile phone battery All mobile phone batteries have a certain lifespan. When your mobile phone battery is used for a long time, the mobile phone battery power will be consumed very quickly. At this time, you should consider replacing the mobile phone battery for your …
More than two years have passed since the release of iPhone 11. During this period, some users who bought iPhone 11 found that the battery capacity of their device was only 97% and 98% after unused. what is the reason? What is the maximum capacity of your battery? In fact, the battery capacity of each …
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