Compared with mechanical lock and card lock, fingerprint lock has many advantages, especially in security. However, even fingerprint lock with many advantages will have some awkward problems, such as fingerprint can not be identified, so why fingerprint can not be identified? In these cases, fingerp...

If you have a fingerprint lock in your home, sometimes you may encounter the problem that fingerprints can't be identified. At this time, it may be a black question mark expression package. Then you begin to wonder if you have got a false fingerprint, which is not because your fingerprints are false...

For a long time, I have no feeling about the intelligent door lock. The idea of key unlocking has been deeply embedded in my mind. As a member of Beipiao Rental House, I have some difficulty in making up my mind to replace the door lock, which can not be taken away from my house. The idea of "I shou...

Now fingerprint lock is more and more popular, because it has a great advantage over ordinary lock. 1. Anti-theft Ordinary mechanical locks are easy to pry and open by technology, and they are opened in a few seconds or about ten minutes, which results in poor anti-theft coefficient. Intelligent fin...

Compared with mechanical lock and card lock, fingerprint lock has many advantages, especially in security. However, even fingerprint lock with many advantages will have some awkward problems, such as fingerprint can not be identified, so why fingerprint can not be identified? In these cases, fingerp...

If you have a fingerprint lock in your home, sometimes you may encounter the problem that fingerprints can't be identified. At this time, it may be a black question mark expression package. Then you begin to wonder if you have got a false fingerprint, which is not because your fingerprints are false...