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
Nickel-cadmium batteries and metal hydride batteries Nickel oxide or nickel hydroxide is the positive electrode, potassium hydroxide or sodium hydroxide is the electrolyte, and cadmium or metal hydride is the negative electrode. Metal hydride batteries were developed in the late 1980s from the electrochemical reversibility of hydrogen absorbing alloys and the reaction of hydrogen release. …
Hello everyone, now we have a mobile phone and many people can’t help but take the mobile phone, so what if the mobile phone runs out of power while driving? There are many functions in the current car to charge the mobile phone, so how to use the car charger! Let me introduce you to …
What are the things that everyone needs to pay attention to in the process of customizing the data cable? About this problem usb data cable wholesale manufacturers take you to understand. The first point. Need to pay attention to the condition and quality of various materials According to the analysis of technical indicators …
The types of masks include N95 masks, medical protective masks, medical surgical masks, ordinary medical masks, ordinary cotton masks, etc. N95 mask The protective effect of N95 masks is better. N95 is not a product model. It is a standard set by the National Institute of Occupational Safety and Health N10SH. Letters represent …
The advent of the 5G era has made everything faster. For 5G mobile phones, the fast charging function has become an indispensable element. The research and development centers of major mobile phone manufacturers have gradually tilted towards charging, and they have continuously invested manpower and funds. Used for new technology development. This has created a …
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances of semiconductor switches, magnetic elements, wiring, etc., and switching losses during switching operations. For fixed loss, since it mainly depends on the characteristics of the component itself, it needs to be suppressed through the improvement of component technology. In terms …
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