Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your ApeStellar SLF02 Fingerprint Keyless Entry Door Lock. Please read this manual thoroughly before installation and use to ensure proper function and safety. This lock offers multiple access methods including fingerprint, keypad code, and physical keys, designed for convenience and enhanced security.
Product Features
- Keyless Entry: Unlock your door using fingerprint recognition or a custom code.
- Multiple Access Options: Supports up to 50 unique fingerprints, 50 user codes, and includes 2 physical backup keys.
- Advanced Fingerprint Recognition: 3rd generation technology for fast (under 0.3 seconds) and accurate unlocking.
- Premium Durability: Constructed from commercial-grade zinc alloy, offering superior security and longevity compared to plastic or aluminum alternatives.
- Weather Resistant: IP66 rated, designed to operate reliably in extreme temperatures from -35°F to 167°F.
- Voice Feedback: Provides clear voice guidance for setup, lock status, and next steps.
- Auto-Lock & Passage Modes: Easily switch between automatic locking after entry/exit and a passage mode for continuous access.
- Easy Installation: Designed for quick installation on left or right-handed doors with minimal tools.
- Long Battery Life: Up to 1 year of battery life.

Image: The ApeStellar SLF02 lock highlighting its reliable, long-lasting, and robust performance.

Image: The lock illustrating multiple access methods: physical keys, fingerprints, and passcodes.

Image: Overview of the lock's functions and security features, including multiple user capacities and solid construction.
Setup and Installation
The ApeStellar SLF02 lock is designed for straightforward installation. A detailed installation guide is included in the product package. Ensure your door meets the following specifications for proper fit:
- Door Holes: Suitable for 2-1/8" (54mm) diameter.
- Door Thickness: 1-3/8" to 1-3/4" (35 to 45mm).
- Backset: 2-3/8" or 2-3/4" (60mm or 70mm).
The lock can be installed on both left-handed and right-handed doors. If your existing deadbolt overlaps with the keypad door lock, move the deadbolt to the bottom hole and install the ApeStellar lock on top.

Image: Components of the ApeStellar SLF02 lock, showing all parts required for installation.

Image: Door size compatibility diagram, illustrating required measurements for installation.
Operating Instructions
The ApeStellar SLF02 lock offers multiple convenient ways to access your property.
Unlocking with Fingerprint
- Place your registered finger on the fingerprint sensor located at the top of the lock.
- The lock will provide voice feedback indicating successful recognition.
- Turn the handle to open the door.
Unlocking with Keypad Code
- Enter your registered user code on the keypad.
- Press the checkmark (✓) button.
- The lock will provide voice feedback and unlock.
- Turn the handle to open the door.
Auto-Lock and Passage Modes
The lock features both Auto-Lock and Passage modes for flexible security:
- Auto-Lock Mode: The lock will automatically engage after a set period (e.g., 5 seconds) once the door is closed. This ensures your door is always secured.
- Passage Mode: Ideal for periods when you need frequent access, such as during a party or moving items. In this mode, the lock remains unlocked until manually re-engaged. Activate/deactivate Passage Mode using the dedicated button on the interior side of the lock.

Image: The lock demonstrating its premium voice prompt feature for user guidance.

Image: Visual guide on switching between Auto-Lock and Passage Modes for flexible access control.

Image: Demonstration of the automatic locking feature, securing the door after a short delay.
Maintenance
To ensure the longevity and optimal performance of your ApeStellar SLF02 lock, follow these maintenance guidelines:
- Battery Replacement: The lock is powered by batteries (not included). When the lock indicates "Low power, replace battery" via voice prompt, replace the batteries promptly to avoid interruption of service. The lock is designed for up to 1 year of battery life.
- Cleaning: Wipe the lock's exterior with a soft, damp cloth. Avoid abrasive cleaners or solvents that could damage the finish or electronic components.
- Environmental Protection: The IP66 rating provides protection against dust and water, but avoid direct high-pressure water jets or prolonged submersion.

Image: Highlighting the long battery life of the ApeStellar SLF02 lock.

Image: Comparison emphasizing the premium zinc alloy construction of the ApeStellar lock for enhanced durability.
Troubleshooting
If you encounter issues with your ApeStellar SLF02 lock, refer to the following common problems and solutions:
- Lock Not Responding: Check battery levels. If the voice prompt says "Low power, replace battery," replace them immediately.
- Fingerprint Not Recognized: Ensure your finger is clean and dry. Re-register your fingerprint if recognition issues persist.
- Keypad Locked Out: If multiple incorrect codes are entered, the keypad may temporarily lock out. Wait for the lockout period to expire before trying again. The voice prompt will indicate "Failure to provide correct code, keypad locked out."
- Door Not Locking/Unlocking: Verify that the latch is properly aligned with the strike plate. Check if the lock is in Passage Mode.
- Voice Prompts Unclear: Adjust the volume setting if available, or refer to the programming instructions for voice prompt settings.

Image: Visual indicators for successful (green) and failed (red) verification attempts.

Image: The lock displaying a lockout message after incorrect code entries.

Image: The lock indicating a low battery warning, prompting replacement.
Specifications
| Brand | ApeStellar |
| Model Name | Apestellar Fingerprint Door Lock SLF02 |
| Lock Type | Biometric, Keypad, Push Button Lock |
| Material | Zinc Alloy |
| Color | Matte Black |
| Item Dimensions (L x W x H) | 5.9 x 2.8 x 2.8 inches |
| Item Weight | 3 Pounds |
| Special Features | Anti-Bump, Commercial Grade Zinc Alloy, Fingerprint, Meet ANSI Grade 2 Requirement, Weather Resistant (IP66) |
| Operating Temperature | -35°F to 167°F |
| Power Source | Batteries (not included) |
| Connectivity Protocol | Nonconnected |

Image: The lock's weather resistance features, including IP66 rating and extreme temperature tolerance.
Warranty and Support
The ApeStellar SLF02 Fingerprint Keyless Entry Door Lock comes with a Lifetime Finish and Mechanical Warranty. For any questions, technical support, or warranty claims, please refer to the contact information provided in your product packaging or visit the official ApeStellar website.


