- Plug-and-play installation (no computer):contentReference[oaicite:45]{index=45}
- Multi-level access: Master, Supervisor, User
- Emergency exit button and door sensor included:contentReference[oaicite:46]{index=46}
- Suitable for office, school, residential use
- Built-in biometric fingerprint handle
- Emergency USB power input and mechanical key
- Battery status indicator (LED)
- Solid zinc-alloy construction
