This lock offers keyless entry via a PIN code with decoy digits for added security, or through a smartphone app with temporary visitor passwords, or by fingerprint, with automatic locking after each entry.

ZKTeco AL20DB Smart Electronic Door Lock

A smart dual-cylinder electronic lock combining a PIN code, app-based access, and fingerprint recognition for up to 100 users, with a traditional backup key.
| Type | Dual cylinder |
|---|---|
| Access | PIN, app, fingerprint |
| Power | 4x AA batteries |
| Auto-Lock | Automatic after each entry |


