There will be an opportunity to accept the action of several people at the same time, including the guard, which may be nearby. Such a device works well in room conditions, but it is not recommended to use it on the street, as it will be ineffective and can damage the equipment itself. After all, each technique has its own outflow of operating temperatures, air humidity, and so on. By installing such a system of monitoring the premises, you can always keep abreast of what is happening there.
