What is a fingerprint lock?

- Mar 21, 2019-

1. Fingerprint lock composition

Fingerprint identification and control part: consists of a fingerprint collector, arithmetic control components and input/output circuits.


2. Fingerprint lock principle

The fingerprint feature is unique and permanent, so we can associate a person with his fingerprint and verify his true identity by comparing his fingerprint characteristics with pre-saved fingerprint features.


3. Lock body and outer casing part: It consists of mechanical lock body and outer casing, handle and so on.


4. Fingerprint lock function

The functions of the fingerprint lock mainly include: fingerprint login, fingerprint deletion, information storage, usage authority management, alarm, emergency unlocking, and the like. In addition, many manufacturers have added some additional functions, such as integrated doorbell, voice prompts, networking, telephone alarms, etc. The high-performance fingerprint lock is also equipped with a human-machine dialogue system such as a liquid crystal display, which has a high level of intelligence and has a guiding operation. , query the opening record and built-in parameters, setting status and other functions.


Summary: Fingerprint lock refers to the use of fingerprints as input signals, identification and processing of relevant information to control the mechanical actuators to implement the opening and closing locks.