Smart Fingerprint Door Lock – 4-in-1 Keyless Entry for Homes & Offices

Product Description

🔐 4-in-1 Unlocking Options: Unlock with Fingerprint, Password, Tuya Smart Life App (Bluetooth), or Mechanical Key. Flexible access for every situation.

👆 Fast Fingerprint Recognition: Advanced biometric sensor unlocks in 0.5 seconds. Store up to 50 unique fingerprints for family and trusted users.

📲 Smart Tuya App Control: Use the app to add/remove users, set temporary or one-time passwords, view unlock logs, and share digital keys remotely.

💡 Anti-Peep Virtual Password: Enter random digits before/after your real password to protect against peeping and theft.

🔋 Reliable Power System: Powered by 4×AAA batteries (not included) with up to 6 months standby. Includes Type-C emergency charging so you’re never locked out.

🏠 Stylish & Durable Build: Crafted from aluminum + zinc alloy for long-lasting performance. Perfect for bedrooms, apartments, offices, and hotels.

How It Works / How to Use

1. Install the lock on doors with thickness 28–50mm.
2. Insert 4×AAA batteries (not included).
3. Download the Tuya Smart Life App and connect via Bluetooth.
4. Register fingerprints and set 6–8 digit passwords.
5. Share access with family/guests via app, password, or fingerprint.
6. If power runs out, unlock via Type-C USB charging or the included mechanical keys.

Specifications

• Model: S4
• Unlock Methods: Fingerprint, Password, Tuya Smart App (Bluetooth), Temporary Password, Mechanical Key
• Fingerprint Capacity: 50 sets
• Password Capacity: 50 sets
• Password Length: 6–8 digits
• Adaptive Door Thickness: 28–50mm
• Battery Type: 4×AAA batteries (not included)
• Emergency Power: Type-C USB port
• Material: Aluminum + Zinc Alloy
• Working Temperature: -20°C ~ +70°C
• Working Humidity: 0–95%

Package

• 1× RYNX Tuya Smart Fingerprint Lock Handle Set
• 2× Mechanical Backup Keys
• 1× Screw & Installation Kit
• 1× User Manual