KXKL-KD7  vein entrance door smart lock

Finger vein unlocking, using the structure of finger vein for identification. Compared with the dominant biological information，such as fingerprints and faces, the venous information that refers to vein recognition is deep in the body, so it is safe and can not be copied, and there is no need to worry about theft and unlocking. Finger vein unlock can take care of some fingerprint is not obvious, fingerprint wear and other users, treat the elderly at home, children, fingerprint characteristics are not obvious users, is better