What Are the Features and Specifications of This Smart Fingerprint Door Lock?

This smart fingerprint door lock is designed to bring convenience, security, and flexibility to your home. It allows multiple ways to unlock your door—including fingerprint recognition, passcodes, mobile app control, and a physical key—making it ideal for families or shared access. With smart home compatibility and automated features like auto-locking, it enhances both everyday usability and peace of mind.

Key Areas Covered:

• Model Number: USI/DOOR/LOCK/FS/HK

• Product Overview

• Specifications

• Compatibility

• Features & Benefits

• Installation Requirements

• FAQs

• Usage & Tips

Specifications:

• Power Source: 4 x AA Alkaline Batteries (LR6)

• Connectivity: Bluetooth + App + Matter Smart Home Integration

• Operating Temperature:

  • Exterior: -4°F to 131°F (-20°C to 55°C)

  • Interior: 14°F to 131°F (-10°C to 55°C)

• Battery Life: 4–6 months (based on ~10 uses/day)

• Supported Users: Up to 50 fingerprints + 50 passcodes

• Warranty: 1 year from date of purchase

• Access Methods: App, fingerprint, keypad code, emergency key

Compatibility:

This lock supports Matter and works with:

• Apple Home (HomePod, Apple TV)

• Amazon Alexa devices

• Google Home / Nest devices

• Samsung SmartThings ecosystem

Features & Benefits:

• Multiple access options (fingerprint, app, code, key)

• Smart home integration with voice control

• Auto-lock feature with customizable timing

• Emergency USB-C power backup

• Anti-peep scramble code for added security

• Supports up to 100 total users (fingerprints + codes)

• Automatic door direction detection after setup

• Temporary lockout after repeated failed attempts

• Quiet/silent mode option

• Scheduled locking/unlocking automation

Installation Requirements:

• Standard door thickness: 1 3/8"–2 3/16"

• Cross bore diameter: 2 1/8" or 1 1/2"

• Backset: 2 3/8" or 2 3/4"

• Phillips screwdriver required

• Compatible with most standard residential doors

FAQs

Q: How many users can the lock support?
A: Up to 50 fingerprints and 50 passcodes.

Q: What happens if the batteries die?
A: You can use a USB-C power bank or the emergency key.

Q: Does it work with smart home systems?
A: Yes, it supports Matter and integrates with major platforms.

Q: Can I adjust auto-lock timing?
A: Yes, via the mobile app.

Q: Is internet required for operation?
A: Basic functions work offline; app and smart features require connectivity.

Usage & Tips

• Keep fingers clean for better fingerprint recognition

• Replace all batteries at the same time

• Store backup keys in a safe place

• Enable auto-lock for added security

• Use scramble code to prevent password exposure