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 advancement of technology, wireless charging has become popular. Apple phones make wireless charging more and more popular. Some people love it, and others are questioning, questioning whether wireless charging will affect mobile phones. The principle of wireless charging is actually very simple. I believe many people know that the phenomenon of …
The fuse is a fusible line, which is the oldest and most commonly used overload protection method. Modern fuse technology is an evolving technology, and better new fuses are constantly being developed to meet the more demanding requirements of protecting semiconductor circuits. In order to obtain the most reliable long-term performance and the best …
The usage of Android data cable is very large, so many wholesalers need to find the cooperation of Android data cable manufacturers. Through reliable manufacturers, they can purchase high quality data cables, which can meet a large number of market demand and achieve certain profit. Due to the large number of manufacturers of production data …
What are the main materials of the power adapter housing? In recent years, the variety of electronic products has become more and more abundant, and the use of various internationally-certified power adapters has become more and more extensive. Next, we will give you information on the material of the power adapter housing. Power adapters …
1. Before the lithium battery leaves the factory, the manufacturer has activated the treatment and pre-charged it, so the new lithium battery bought will have residual electricity. However, lithium batteries should not be idle for a long time. Once the voltage is too low, it will have an impact on the life of lithium batteries. …
The external power supply was mainly based on linear power supply before the 1980s. The disadvantage is that the volume and weight are larger than the power adapter, and the efficiency is low, but the advantage is stable operation, simple circuit, but not convenient to carry. So in the mid-1980s, Toshiba of Japan took the …
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