In the pace of modern work and study, laptops have become an indispensable tool. Whether it is used for office work, entertainment, or creation, the performance of the battery directly affects the user experience of the device. However, over time, the performance of the battery may deteriorate, resulting in a shortened usage time or even failure...

In the process of using a laptop, the decline of battery performance is inevitable. When the battery life is getting worse and worse, many people will consider replacing the battery. However, there are many different brands and batteries produced by different factories on the market. How to find a reliable battery purchase channel, especially fo...

If you are a heavy user of laptops, you should know about the life of laptop batteries and its prevention measures. However, have you ever encountered such a situation: your laptop battery is charged to about 60%, but it can't be charged anymore. Why is this? How Laptop Batteries Work First, we need to understand how laptop batteries work. Lap...

What is battery cycle number? The number of battery cycles and charging cycles are inextricably linked. The so-called battery cycle charging, that is, completing a complete charge and discharge cycle, then the number of cycles is actually a calculation method for the charging cycle. When the battery reaches a complete charging cycle, the numbe...

Oxygen Concentrator Working Principle Oxygen concentrators draw air from a room and filter out the nitrogen. This process provides the higher concentrations of oxygen needed for oxygen therapy. Oxygen concentrators can be large and stationary or small and portable. Oxygen concentrators differ from tanks or other containers that provide oxygen ...

Oxygen concentrators, as a device that can separate oxygen from the air and provide it for human breathing, play an increasingly important role in modern medical care and home care. According to different oxygen production principles and technologies, oxygen concentrators can be divided into many types, such as molecular sieve adsorption method,...