1. Introduction
Thank you for choosing the JCSMARTS JCFF210 Smart Door Lock. This advanced security solution offers multiple unlocking methods, including 3D face recognition, fingerprint, password, IC card, mechanical keys, and remote access via the TTLock app and WiFi. It also features a built-in doorbell, peephole camera, and video intercom capabilities for enhanced home security and convenience.
This manual provides essential information for the proper installation, operation, and maintenance of your smart door lock. Please read it thoroughly before installation and keep it for future reference.

Figure 1: JCSMARTS JCFF210 Smart Door Lock with Face Recognition, TTLock App, and WiFi connectivity.
2. Product Overview
2.1 Key Features
- 3D Face Recognition: Advanced technology for quick and secure unlocking, preventing photo or video imitation.
- Multiple Unlocking Methods: Face recognition, fingerprint, password, IC card, Bluetooth (TTLock app), mechanical keys, and remote control.
- Integrated Doorbell & Camera: Built-in doorbell with peephole camera (2MP HD CMOS, 138° wide angle) for visitor identification and video intercom.
- Remote Access: Unlock and manage the lock remotely via the TTLock app over WiFi (2.4G network, no gateway required).
- Smart Home Integration: Compatible with Alexa and Google Assistant for voice control.
- Automatic Locking: Indoor manual automatic locking feature.
- Power Source: Built-in rechargeable battery with USB charging port.
- Security: C-level cylinder, security double lock, IR infrared night vision for clear monitoring in dim light.
2.2 Components

Figure 2: Key components of the JCSMARTS JCFF210 Smart Door Lock. Includes Face recognition sensor, Peephole camera, Digital keypad, IC card reader, Doorbell, Fingerprint reader, USB charging port, Mechanical key hole, Battery box, Security double lock, One-button lock/unlock.
3. Setup and Installation
3.1 Pre-installation Checklist
- Ensure your door is suitable for drilling installation.
- Compatible with Wooden Doors and Steel Doors.
- The lock supports a 6068 mortise.
- The handle direction is reversible.
- Confirm door thickness and mortise size before installation.
3.2 Mortise Dimensions
The lock is compatible with a 6068 mortise. Please refer to the diagrams below for detailed dimensions to ensure compatibility with your door.

Figure 3: Double Mortise 60/68 dimensions (24x240mm, 60mm backset, 68mm center distance, 92.5mm to bottom screw, 178mm height).

Figure 4: Lock Mortise (6068) dimensions for 24*240 (without hook) and 30*240 (with hook). Note: For wooden doors, choose the mortise without hook. For steel doors, confirm if the door has a bolt on the top and bottom.
3.3 Power and Connectivity
The lock is powered by a built-in rechargeable battery. Ensure the battery is charged before installation. The lock connects via WiFi (2.4G network) for remote functionality. No additional gateway is needed.

Figure 5: Remote Unlock Via WiFi setup. The lock connects directly to a 2.4G WiFi network, eliminating the need for a separate gateway.
4. Operating Instructions
4.1 Unlocking Methods
Your smart lock offers 8 ways to unlock:
- 3D Face Recognition: Stand within 0.4m to 1m of the lock. The 3D structured light and binocular bionic face recognition technology identifies you in less than 0.5 seconds.
- Fingerprint: Place your registered finger on the fingerprint reader for one-click automatic unlocking.
- Password: Enter your registered password on the digital keypad.
- IC Card: Swipe your registered IC card over the IC card reader.
- TTLock App (Bluetooth/WiFi): Use the TTLock app on your smartphone to unlock the door via Bluetooth when nearby, or remotely via WiFi from anywhere.
- Temporary Code: Generate temporary access codes through the TTLock app for guests or service providers.
- Remote Controller: Use a dedicated remote controller (if included) for convenient unlocking.
- Mechanical Keys: In case of emergency or power failure, use the mechanical key to unlock the door.

Figure 6: The 8 available unlocking methods for the JCSMARTS JCFF210 Smart Door Lock.
4.2 Doorbell and Video Intercom
When a visitor presses the doorbell, the lock will snap a picture of the visitor and push a call notification to your TTLock app. You can then:
- Answer the call to talk with visitors.
- Take photos or record video of the visitor.
- Receive alarm messages.

Figure 7: The doorbell function alerts you via the TTLock app when a visitor is at your door.

Figure 8: The TTLock app interface for video talking with visitors, including options to take photos, record video, and manage alarms.
4.3 Smart Voice Control
The lock is compatible with Amazon Alexa and Google Assistant. You can give simple voice commands to unlock your door when your hands are full.

Figure 9: The smart lock integrates with Alexa and Google Assistant for convenient voice control.
4.4 Automatic Locking
The lock features an indoor manual automatic locking mechanism. After closing the door, the lock will automatically engage for added security.
Video 1: Product demonstration showing face unlock, fingerprint unlock, app unlock, visitor call, automatic locking, and multiple opening modes.
5. Maintenance
- Battery Charging: The lock uses a built-in rechargeable battery. When the battery is low, connect a USB cable to the USB charging port for recharging.
- Cleaning: Clean the lock's exterior with a soft, dry cloth. Avoid using abrasive cleaners or solvents that could damage the finish or electronic components.
- Water Exposure: This product is not waterproof. Avoid exposing the lock to water or excessive moisture to prevent damage.
- Sensor Care: Keep the face recognition sensor, peephole camera, and fingerprint reader clean and free from dust or smudges for optimal performance.
- Mechanical Key Hole: Ensure the mechanical key hole is clear and accessible for emergency use.
6. Troubleshooting
- Lock Not Responding: Check the battery level. If low, recharge the battery using the USB charging port.
- Unlocking Issues:
- Face Recognition: Ensure your face is clearly visible to the sensor, within the recommended distance (0.4m-1m), and that there are no obstructions.
- Fingerprint: Ensure your finger is clean and dry, and placed correctly on the sensor. Try re-registering your fingerprint if issues persist.
- Password: Double-check the entered password. Ensure the keypad is clean and responsive.
- IC Card: Ensure the card is correctly registered and placed near the reader.
- TTLock App: Verify Bluetooth is enabled on your phone and you are within range. For remote unlocking, ensure the lock is connected to a stable 2.4G WiFi network.
- Mechanical Key: If all electronic methods fail, use the mechanical key as a backup.
- WiFi Connectivity Issues: Ensure your WiFi network is 2.4G. Check your router and network settings. Reconfigure the WiFi connection through the TTLock app if necessary.
- Doorbell/Video Intercom Not Working: Check app notifications settings. Ensure the lock has sufficient power and a stable WiFi connection.
- Automatic Locking Failure: Ensure the door closes completely and the lock mechanism is not obstructed.
If problems persist, please contact JCSMARTS customer support for assistance.
7. Specifications
| Attribute | Value |
|---|---|
| Brand Name | JCSMARTS |
| Model Number | JCFF210 |
| Power Supply | Built-in Rechargeable Battery |
| Power Source | Built-in Rechargeable Battery |
| Protection Level | No Waterproof |
| Installation Method | Drilling installation |
| Handle Direction | Direction Reversible |
| Suitable for Mortise | 6068 |
| Suitable Door Type | Wooden Door, Steel Door |
| Special Features | Built-in Doorbell, Built-in Camera, Built-in Gateway |
| Finish Type | Painted |
| Doorknob Function | Biometric |
| Connectivity | WiFi |
| Ways To Unlock | Card, Finger Vein Recognition, FINGERPRINT, Bluetooth, Mechanical Keys, Password, App, Face Recognition, WiFi |
| Origin | Mainland China |
| Certification | CE |
| Smart home platform | Alexa, Google Assistant |
| Package Length | 52 cm |
| Package Width | 30 cm |
| Package Height | 30 cm |
| Package Weight | 5.0 kg |
8. User Tips
No specific user tips were found in the provided reviews or Q&A content. However, general tips for smart lock users include:
- Regularly check battery levels and recharge promptly to avoid being locked out.
- Keep your registered fingerprints and face data updated for optimal recognition performance.
- Ensure your WiFi network is stable for reliable remote access and video intercom functionality.
- Periodically clean the sensors and camera lens to maintain clear vision and accurate recognition.
- Always keep a mechanical key in a safe, accessible location as a backup.
9. Warranty and Support
The JCSMARTS JCFF210 Smart Door Lock is CE certified, ensuring it meets European safety, health, and environmental protection requirements.
For any technical support, warranty claims, or further inquiries, please contact JCSMARTS Official Store customer service. Refer to your purchase documentation for specific warranty terms and contact details.