Introduction
The Eseesmart Fingerprint Bike Lock Cable provides advanced security for your bicycle and other valuables. This smart lock features biometric fingerprint authentication and Bluetooth connectivity for convenient unlocking. Designed with durability and ease of use in mind, it offers a robust solution against theft. This manual provides detailed instructions for the proper setup, operation, and maintenance of your Eseesmart Fingerprint Bike Lock Cable.

Product Features
- Dual Unlocking Methods: Unlock using your registered fingerprint or via the dedicated smartphone application with Bluetooth connectivity.
- High Fingerprint Capacity: Supports storage for up to 20 unique fingerprints, including two administrator fingerprints and eighteen user fingerprints, allowing shared access.
- Durable Cable Design: Features a coiled 1.5-meter (4.9-foot) stainless steel cable with a 12mm diameter, protected by a thick PVC sheath, offering resistance against cutting and chipping.
- Weatherproof Construction: Rated IP65 waterproof, providing protection against rain, sun, and wind for reliable outdoor use.
- Extended Battery Life: Equipped with a rechargeable battery that offers up to 6 months of standby time or over 1800 unlocks on a single charge. Includes a low battery alarm and USB charging capability.
- Versatile Application: Suitable for securing bicycles, motorcycles, scooters, baby strollers, gates, lawnmowers, and other items requiring robust locking.

Package Contents
Please verify that all items are present in the package:
- Eseesmart Fingerprint Bike Lock Cable
- USB Charging Cable
- Mounting Bracket
- User Manual (this document)
Setup
1. Initial Charging
Before first use, fully charge the lock using the provided USB cable. Connect the USB cable to the charging port on the lock and a standard USB power adapter (not included). The indicator light will show charging status.
2. Registering Administrator Fingerprints
- With the lock open, press and hold the fingerprint sensor until the indicator light turns blue.
- Place your finger on the sensor. Lift and repeat several times, adjusting the angle slightly each time, until the indicator light turns green. This registers the first administrator fingerprint.
- To register a second administrator fingerprint, repeat the process.
3. Registering User Fingerprints
After registering administrator fingerprints, you can add up to 18 additional user fingerprints.
- Unlock the device using an administrator fingerprint.
- Press and hold the fingerprint sensor until the indicator light turns blue.
- Place the new user's finger on the sensor. Lift and repeat several times until the indicator light turns green.
- Repeat for additional user fingerprints.

4. App Pairing (Bluetooth)
Download the Eseesmart app from your smartphone's app store. Follow the in-app instructions to pair your lock via Bluetooth. The app allows for remote unlocking, managing fingerprints, and viewing unlock history.

5. Mounting the Bracket
The included mounting bracket allows for convenient storage of the lock on your bicycle frame or seat post. Secure the bracket using the provided screws, ensuring it is firmly attached and does not interfere with bike operation.

Operating Instructions
Locking the Device
To lock the device, insert the cable end into the locking mechanism until it clicks securely into place. The lock will automatically engage.
Unlocking by Fingerprint
Place a registered finger on the fingerprint sensor. The lock will unlock within 0.2 seconds if the fingerprint is recognized. The indicator light will turn green upon successful recognition.

Unlocking via App (Bluetooth)
Open the Eseesmart app on your paired smartphone. Ensure Bluetooth is enabled. Select the lock within the app and tap the unlock button. The lock will disengage.

Maintenance
Charging the Battery
When the battery power is below 10%, the lock's indicator light will flash red during unlocking. Connect the lock to a USB power source using the provided USB cable to recharge. A full charge typically takes a few hours.

Cleaning
Wipe the lock body and fingerprint sensor with a soft, dry cloth. Avoid using abrasive cleaners or solvents that could damage the finish or electronic components. Ensure the fingerprint sensor area is clean for optimal performance.
Storage
When not in use for extended periods, store the lock in a cool, dry place. It is recommended to fully charge the battery before long-term storage to maintain battery health.
Troubleshooting
- Lock not responding: Ensure the battery is charged. If the battery is completely depleted, connect it to a USB power source.
- Fingerprint not recognized: Ensure your finger is clean and dry. Try different angles or re-register your fingerprint if issues persist. Ensure the fingerprint sensor is clean.
- App connection issues: Ensure Bluetooth is enabled on your smartphone and the lock is within range. Restart the app or your phone if necessary.
- Cannot register new fingerprints: Verify that you are using an administrator fingerprint to initiate the registration process. Ensure you have not reached the maximum limit of 20 fingerprints.
Specifications
| Attribute | Detail |
|---|---|
| Brand | Eseesmart |
| Model Name | YL-C3BF |
| Lock Type | Biometric Cable Lock |
| Special Feature | Cut Resistant, Waterproof |
| Material | Stainless Steel Cable, PVC Sheath |
| Cable Length | 1.5 meters (4.9 feet) |
| Cable Diameter | 12mm |
| Item Dimensions (L x W x H) | 1.4 x 1.4 x 4 inches (lock unit) |
| Item Weight | 1.62 pounds |
| Connectivity Protocol | Bluetooth |
| Control Method | Fingerprint, App |
| Waterproof Rating | IP65 |
| Battery | Rechargeable (USB Charging) |
| Fingerprint Capacity | Up to 20 (2 Admin, 18 User) |
| Color | Black |


Warranty and Support
Eseesmart is committed to providing quality products and customer satisfaction. Your Fingerprint Bike Lock Cable is covered by the following policies:
- 30-Day Return Policy: Enjoy a 30-day no-reason return and exchange period from the date of purchase, provided the product is in a condition suitable for secondary sale.
- 180-Day Warranty: The product is covered by a 180-day warranty against manufacturing defects and malfunctions.
- Lifetime Maintenance: Eseesmart provides lifetime maintenance support for your product, ensuring long-term usability and peace of mind.
For support, please refer to the contact information provided on the Eseesmart official website or your purchase platform.





