What areas can the QR code reader be used in?

In the 21st century, technology has ushered in high-speed development. Under such circumstances, many technology products have entered thousands of households. In addition to some private high-tech products, there are many high-tech products that can be applied to the public. In the field, such as QR code reader , if you want to subdivide its application field, you can also use it in different industries and occasions. Let's tell you some application range!

First, the community access control

For most of the people nowadays, they all want their living environment to be quiet and safe. Only then can their own life become more comfortable, so in order to meet the needs of people, most of them now When the property company manages the community, it may use some strict access control systems. Only those with relevant authority can enter the community. In this case, you need to use the QR code reader. If you use this hardware device, then enter The people in the community need to have an authorized QR code to open the door and scan it on the QR code reader to open the door easily!

Second, the subway ride

The subway is a kind of daily transportation that people use. The biggest feature of the subway is that it is fast and there is no risk of traffic jam. The time is very punctual. It is for this reason that many people have handled their own transportation cards. But once you forget to bring the card, you want to enter the subway station again, you need to queue up to buy tickets, very troublesome, and after installing the QR code card reader, you only need to open the phone, and then generate the corresponding The QR code makes it easy to get into the subway station!

This is the application field and scope of the QR code reader. Of course, it can not only be widely used in these two aspects. In some important occasions, such as company access control and office access control, it may be necessary to use two. Dimensional code reader, its application range is still very wide, and the efficiency is relatively high!