The features of the intelligent fingerprint lock scheme are as follows: (1) it can open the door for many people's fingerprints; (2) it can open the door with different permissions (it is impossible for the householder, the nanny and the cleaner to have the same management authority for opening the door); (3) the fingerprint of the door can be increased or decreased freely (the nanny can easily clear her fingerprints when she leaves office); (4) It has the function of query record (you can view the record of door opening at any time, Aluminum alloy Sliding window lock sometimes it can be the key evidence, and it usually needs a display screen); (5) With password function (6) must be equipped with mechanical key. This is a kind of standby door opening mode. Although the aircraft and automobile have automatic control status, they swing door lock set supplier still retain the manual control part. This is a kind of security consideration. At present, there are many companies making fingerprint lock circuit boards. However, it is recommended to find a large company with more experience, which is more secure. It is recommended sliding window lock supplier to recommend AoXin intelligent fingerprint lock case