NF-21T-Classic Design Fingerprint TT Lock App Remote Control Smart Lock
NF-21T
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Keyplus NF-21T Classic Design Fingerprint TT Lock App Remote Control Smart Lock
NF-21T model, our smart fingerprint digital lock: small lock with great wisdom! Updated system from previous NF-21A model, easy operation and simplified design. Plus the semi-conductor fingerprint, 304 stainless steel lock body, silence lock latch, zinc alloy lock case and mobile phone control, it's a good choice for home, rental apartment and commercial office.
NF-21T model, our smart fingerprint digital lock: small lock with great wisdom! Updated system from previous NF-21A model, easy operation and simplified design. Plus the semi-conductor fingerprint, 304 stainless steel lock body, silence lock latch, zinc alloy lock case and mobile phone control, it's a good choice for home, rental apartment and commercial office.
Smart Lock–NF-21T
Keyplus NF-21T Door Lock
Small lock panel with big wisdom, easy to operate and simplified design, we choose Semi-Conductor fingerprint, 304 stainless steel lock body,with silence lock latch, zinc alloy locks case, to make NF-21T digital locks more suitable for our modern life.

The Advantage
1.Multiple Unlocking Methods: In addition to 3D facial recognition, our lock also supports password, card, key, and smartphone app unlocking methods. This means you can choose the most convenient method to access your space, eliminating the reliance on a single method. | 3.Versatile Applications: Whether you are a homeowner or a business user, our 3D facial recognition smart lock is suitable. It’s an ideal choice for home security and a necessary device for commercial premises, ensuring that your property and data are always protected at the highest level. | |
| 2.Convenient Mobile Control: With our smartphone app, you can easily control the smart lock, including real-time remote unlocking, authorizing temporary access, viewing unlocking records, and receiving security notifications. All of this can be done on your phone, giving you comprehensive control over your security. | 4.Easy Installation: Our lock comes with simple installation steps, requiring no specialized skills. It fits standard door lock installation dimensions, allowing you to upgrade your security system quickly and effortlessly. |

Scramble pin code technology
OurProtetive inputting, unlocking with ease no more concern about being peeped.
OurProtetive inputting, unlocking with ease no more concern about being peeped.

NF-21T The Features
- 6 ways to unlock: Fingerprint , Password, Card(Mifare-1), Mechanical keys, Remote controller, Mobile app
- Color: Gold, Silver, Gray, Black.
- Semi-conductor fingerprint used to avoid fake fingerprint opening.
- Protective inputting is more safety to open by password.
- The compact size fits all wooden doors and metal doors.
- Remote controller can opening the locks at once.
- Emergency powersupply in case of lost power.
- We can customize production according to your requirements,OEM/ODM.
High sensitive semi-conductor fingerprint sensor
Al self-learning algorithm, anti-copy, anti-theft, fast identification within 0.5 seconds.


Multiple mortise for optional
304C stainless steel 6860 mortise and 5050 mortise for optional, customization face plate supported.
Inside security knob
When turn on this inside knob, the lock only can be unlocked by admin user from outside.
Technical Parameters
| SPECIFICATIONS | SPECIFICATIONS | ||||
| Material | Zinc Alloy | Door Thickness | 30-120mm | ||
| Color | Color Black/ Silver/ Amber Gold | Application | House/Apartment/Airbnb/Commercial office/ Campus | ||
| Size | H 270mm*W60mm | Static current | ≤60uA | ||
| Unlock Ways | Fingerprint+password+card+key+TTLOCK APP | Dynamic current | <300mA | ||
| Data Capacity | Fingerprint Capacity: 100PCS Password capacity:300PCS Card Capacity: 200PCS | Working temperature | -25℃~60℃ | ||
| Password Length | 6 digits | Working humidity | 20%~90% | ||
| Suitable Mortise | 5050/7255/6860 | FRR | ≤0.01% | ||
| Alerting Power | 4.8V | FAR | <0.0001% | ||
| Power Supply | 4*1.5V AA Battery | Certification | CE, FCC, ISO9001 | ||
| Battery Life | 10000 Operation time | Warranty | 1 year for the electronic parts and 2 years for the mechanical parts | ||
| Door Type | Wood door, Steel door, Stainless Steel door, Brass door | Package Size (per pcs) | 40*14*26CM | ||