Custom Fingerprint Smart Door Lock Manufacturer, Supplier

Fingerprint smart door locks are cutting-edge security solutions that enable enhanced access control for residential and commercial establishments. These locks use biometric to scan and verify an authorized user's unique fingerprint pattern, permitting or denying entry to a location based on whether the scanned fingerprint matches or mismatches.

Product Description

⚙ Technical Specifications

Sensor:Press capacitive fingerprint sensor
Resolution:508 DPI (Dots Per Inch)
False Acceptance Rate (FAR):≤ 0.0001%
False Rejection Rate (FRR):< 0.01%
Anti-lockout Feature:Electronic Anti-Lock
Emergency Mechanical Lock:Supported
Mechanical Key Security Level:Grade C
Door Thickness Compatibility:35-60mm
Corrosion Resistance:Level 4
Operating Temperature Range:-20°C to 55°C
Working Humidity:≤ 90% RH
Static Power Consumption:< 85 μA
Dynamic Power Consumption:< 300 mA
Language Menu Management:Supported
Administrator Authentication:Fingerprint / Password
Add / Delete Fingerprint:Supported
Fingerprint Capacity:100 Users
Password Capacity:100 Sets
Card Capacity:100 Sets
Door Opening Record Inquiry:Supported
Information Storage Time:10 years
Power Supply Method:Four AA (No. 5) batteries
Battery Life:8-10 months
Low Voltage Alarm:≤ 4.8V
External Emergency Power:Type-C / USB
Networking Capability:Optional (Tuya WiFi Smart IoT Platform)
Compatible Lock Body:Single Tongue lock body
Lock Body Material:304 Stainless Steel Grade
Mechanical Strength:GA374 Standard

★ Key Product Features

🔔

Doorbell Function

Touch the doorbell button on the panel with your finger, and the integrated smart lock will ring the doorbell immediately.

↻

Factory Reset

Press and hold the SET button on the back panel. The voice prompt confirms resetting: press # to confirm or * to cancel. In the factory state, any fingerprint, password, or card can unlock.

🔋

Low Battery Alert

When the system battery level drops below 25%, a voice alert prompts replacement. The device allows roughly 50 more unlocks, providing ample time to replace batteries.

🔌

External USB Emergency Power

If power is exhausted, connect a power bank to the emergency USB/Type-C port on the front lock body. Power is supplied within 30 seconds for quick access.

⚠

Illegal User Alarm

Entering an incorrect fingerprint, code, or card 5 times triggers an alarm and locks out that specific method for 5 minutes. Alternative verified methods remain available.

🔒

Virtual Anti-Peeping Password

Prevent password leakage by entering random digits before and after the actual passcode (up to 32 digits total), followed by # to confirm authentication.

📝 User Setting & Recording Instructions

Preliminary Work & First Use

Initial Setup: Insert fully charged batteries into the compartment, close the cover, and allow the system to enter standby mode.
First Use: Press the * key, then the # key. Follow the voice prompt to enter administrator details (Initial default passcode: 123456) and press # to confirm.

Adding Users

Add Administrator: Follow voice prompt "1 Add user", then select "1 Add administrator". The first registered user must be an administrator (Fingerprint or Password only; cards are not supported for admin roles).
Add Ordinary User: Voice prompt "1 Add user", then press "2 Add ordinary user". Follow voice instructions to enroll fingerprints, passwords, or cards.

Enrollment Steps

1. Add Fingerprint: Place finger on sensor when prompted. Repeat 6 times continuously until the voice confirms successful registration with an assigned number.
2. Add Password: Enter a 6-digit password and press #. Re-enter the same passcode and press # to confirm.
3. Add Card: Hold the IC card close to the sensor area; the system automatically registers the credentials.

Deleting Users

Number Deletion: Unlock using the credential to query, press "5" to hear the assigned user number, and proceed with removal.
All Deletion: Use voice navigation to delete all registered users (admin and ordinary users). Use with caution.
Deleting Administrator: Reset administrator credentials back to 123456. Set a new administrator promptly before standard users can be managed.

⚒ System Settings

Voice Mode / Silent Mode

Voice Mode enables audio cues during daily usage. Silent Mode mutes operational audio, while retaining voice navigation when accessing the setup menu.

Time Setting

Access the time menu via voice guide and input year-month-day-hour-minute in sequence (Format: YY-MM-DD-HH-MM, e.g., 20-06-25-14-32).

Unlock Modes

Normal Open Mode: Free handle passage without authentication; entering valid credentials cancels this mode.
Single Open Mode: Requires any single verified credential to unlock.
Double Open Mode: High-security dual verification requiring two different sets of credentials for entry.

📷 Product Gallery

❓ Frequently Asked Questions (FAQ)

Q: How many users can this smart lock store?
A: The lock supports up to 100 fingerprint users, 100 password sets, and 100 RFID card sets.
Q: What happens if the batteries run out completely?
A: You can connect a portable power bank to the external Type-C / USB port for temporary emergency power, or use the Grade C mechanical backup key to unlock.
Q: What door thickness is required for installation?
A: The smart lock is engineered to fit standard doors with a thickness range between 35mm and 60mm.
Q: What is the Virtual Password function and how does it protect security?
A: The virtual password feature allows you to type arbitrary numbers before or after your actual password (up to 32 digits total) to prevent onlookers from stealing your code.
Q: How does the system respond to unauthorized access attempts?
A: If an incorrect fingerprint, password, or card is verified continuously 5 times, an alert activates and the system disables that access method for 5 minutes.
Q: How long do the batteries last under normal use?
A: Powered by 4 standard AA batteries, the operational lifespan is approximately 8 to 10 months. A low-voltage alert prompts battery replacement when power falls below 4.8V.

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