The N3 Face Smart Lock boasts robust security features:

Material and Finish:
- The lock is made of aluminium alloy with a dark grey finish.
Door Thickness and User Capacity:
- It accommodates door thickness ranging from 35 to 110 millimeters.
- Supports up to 300 users.
Unlocking Methods:
- Offers multiple unlocking methods:
  - 3D Facial Recognition
  - Fingerprint Scanning
  - Password Entry
  - IC Card Access
  - Mechanical Key
  - Tuya App Control (with intercom communication in 13 languages)
Compatibility:
- Works with iOS 7.0 and above, as well as Android 4.4 and later versions.
Battery Life:
- The battery sustains up to 12,000 uses, lasting 18 months or more.
- It’s a single 4200 mAh lithium battery.
Operational Details:
- Operational voltage: 7.2V to 8.4V.
- Working temperature range: -20 to 65 degrees Celsius.
- Humidity levels: 10% to 90%.