ThorBolt MK1

ThorBolt MK1 Smart Fingerprint Lock with Keypad Door Knob User Manual

Model: MK1

1. Introduction

The ThorBolt MK1 is a smart fingerprint door lock designed for interior doors, offering multiple convenient and secure access methods. This manual provides detailed instructions for installation, operation, and maintenance to ensure optimal performance and security.

Key Features:

  • Apple HomeKit Integration: Control and monitor your lock remotely via Apple Home app and Siri commands using Thread technology (requires a Thread-enabled Apple home hub within 33 feet).
  • Sleekpoint App Management: Full control over user access (up to 50 users, 100 passcodes, 100 fingerprints), Auto-Lock settings, feedback sounds, anti-peeping passcodes, and activity logs.
  • Advanced Fingerprint Recognition: Fast and accurate biometric entry with self-learning capabilities.
  • Multiple Unlocking Methods: Siri, Sleekpoint App, Fingerprint, Passcode, and Backup Keys.
  • Durable Construction: Made from high-quality zinc alloy with a water-resistant design.

2. Safety Information

  • Always ensure the door is open at all times during installation to prevent accidental lockout.
  • Use only the latch assembly and strike plate provided with the ThorBolt MK1 lock.
  • Always use new AA Alkaline batteries from a single brand for optimal performance and battery life.
  • Keep backup keys in a safe, accessible location outside the room where the lock is installed.
  • Retain the quick reference card for future feature reminders and troubleshooting.
  • Avoid exposing the lock to direct rain or excessive moisture, as it is designed for interior use.

3. Package Contents

Verify that all the following components are included in your package:

  • Exterior Assembly (with keypad and fingerprint sensor)
  • Interior Assembly (with battery compartment)
  • Latch Assembly
  • Strike Plate and Strike Box
  • Installation Hardware (screws)
  • Backup Keys (2)
  • Installation Guide & User Manual
  • Door Template
ThorBolt MK1 Smart Lock package contents including lock assemblies, keys, and installation hardware.

Figure 1: Package Contents. This image displays the ThorBolt MK1 Smart Fingerprint Lock components, including the exterior and interior lock assemblies, latch, strike plate, screws, and two backup keys, laid out next to the product packaging.

4. Setup and Installation

4.1 Pre-Installation Steps

  1. Disconnect Data Cable: Gently press down on the small tab on the tailpiece connector and pull the two halves of the lock assembly apart to disconnect the data cable.
  2. Remove Interior Cover: Remove the interior assembly cover by unscrewing the small screw on the underside.
  3. Remove Fixing Bolts: Unscrew the two fixing bolts to completely remove the interior assembly.

4.2 Mechanical Installation

  1. Check Backset: Use the provided template to check the existing backset position (60mm or 70mm). Adjust the latch assembly accordingly.
  2. Install Latch Bolt: Insert the latch bolt into the door recess and secure it with the provided screws. Only hand-tighten screws; do not use powered screwdrivers.
  3. Install Exterior Assembly: Ensure the outer assembly spindle is in the 'UP' position (marked 'UP' on spindle). Feed the data cable through the door hole and insert the spindle through the latch bolt.
  4. Connect Data Cable: Reconnect the data cable, ensuring the inner assembly is in the 'UP' position. Feed the cable into the recess and seat the inner assembly onto the spindle.
  5. Secure Inner Assembly: Secure the inner assembly with the included fixing bolts. Only hand-tighten screws.
ThorBolt MK1 Smart Lock 4-step DIY installation guide.

Figure 2: DIY-Friendly Installation. This image illustrates the four main steps for installing the ThorBolt MK1 lock: 1) Install the latch, 2) Install the exterior assembly, 3) Install the interior assembly, and 4) Test and factory reset. A Philips screwdriver is required, and batteries are not included.

4.3 Battery Installation

  1. The ThorBolt MK1 requires 4 x AA Alkaline batteries (NOT included). Always use new batteries from a single brand.
  2. Insert the four batteries into the battery chamber in the interior assembly, observing correct polarity.

4.4 App Setup and Pairing

  1. First, open the Sleekpoint app on your iOS device to add the MK1 lock.
  2. Press and hold the Reset button for approximately 5 seconds to enter pairing mode (you will hear a long beep).
  3. Make sure your iOS device is nearby. Remote access requires a Thread-enabled Apple home hub (e.g., HomePod 2nd gen, HomePod Mini, or Apple TV 4K w/ Thread) within 33 feet.
  4. Scan the QR code located on the lock's interior assembly or packaging to begin the pairing process.
  5. Follow the on-screen prompts to name your lock and assign it to a room.
  6. Create your main access code as prompted by the app.

Video 1: MK1 Installation Guide. This official seller video provides a comprehensive step-by-step guide for installing the ThorBolt MK1 Smart Fingerprint Lock, including pre-installation, mechanical setup, battery insertion, and initial app pairing.

5. Operating Instructions

5.1 Unlocking the Lock

  • Fingerprint: Place your registered finger on the fingerprint sensor. The lock will unlock if the fingerprint is recognized.
  • Passcode: Enter your registered passcode on the keypad and press the enter key.
  • Sleekpoint App/Apple Home: Use the respective app on your iOS device to remotely unlock the door.
  • Siri: Use Siri voice commands to unlock the door (requires HomeKit setup).
  • Backup Key: In case of battery depletion or electronic malfunction, insert the physical backup key into the keyhole located at the bottom of the exterior assembly and turn it 90 degrees to disengage the latch bolt.

5.2 Locking the Lock

  • Automatic Re-lock: The lock can be configured to automatically re-lock after a few seconds (default 5 seconds) once unlocked.
  • Manual Lock: From the exterior, press any key on the keypad to manually lock the door. From the interior, rotate the handle to engage the latch.
  • Sleekpoint App/Apple Home: Use the respective app on your iOS device to remotely lock the door.
  • Siri: Use Siri voice commands to lock the door (requires HomeKit setup).

5.3 Advanced Features via Sleekpoint App

  • User Management: Add, modify, or delete users, passcodes, and fingerprints. Set access types (unlimited, limited, one-time).
  • Activity History: View a log of all lock and unlock events, including method and user.
  • Auto-Lock: Customize the re-lock delay time.
  • Lockdown Mode: Temporarily disable the keypad after a set number of failed attempts.
  • Anti-Peeping Passcode: Enter random digits before or after your actual passcode to prevent others from guessing your code.
  • Feedback Sound: Enable or disable audible feedback from the lock.
  • Firmware Updates: The app provides notifications for ongoing firmware updates to ensure best results.

6. Maintenance

6.1 Battery Life and Replacement

The ThorBolt MK1 provides up to 1 year of battery life with 4 x AA Alkaline batteries. The Sleekpoint app will display the current battery level. Replace all four batteries with new ones from a single brand when the battery level is low.

6.2 Emergency Power

If the batteries run out, you can connect a power bank to the USB-C port located on the bottom of the exterior assembly to temporarily power the lock and gain access using a fingerprint or passcode. Alternatively, use the physical backup keys.

7. Troubleshooting

  • Lock not responding: Check battery level. If low, use emergency power or backup keys.
  • Fingerprint not recognized: Ensure your finger and the sensor are clean and dry. Try re-registering your fingerprint in the app.
  • App connectivity issues: Ensure your iOS device is within Bluetooth range or your Apple home hub is online and within Thread range (33 feet). Try restarting the app or the lock (by temporarily removing batteries).
  • Keypad unresponsive: Check if the lock is in Lockdown Mode. Wait for the lockdown period to expire or use another unlocking method.
  • Installation difficulties: Refer to the detailed installation video or contact ThorBolt support.

8. Specifications

FeatureDetail
BrandThorBolt
Model NumberMK1
MaterialAluminum, Zinc
ColorTitanium
Product Dimensions19"L x 7.5"W
Item Weight1.81 pounds
Lock TypeFingerprint Lock, Key Lock, Keypad Lock, Smart Lock
Power Source4 x AA Alkaline Batteries (not included)
ConnectivityApple HomeKit over Thread, Bluetooth
User CapacityUp to 50 users, 100 passcodes, 100 fingerprints
Hand OrientationAmbidextrous
Specific UsesInterior Doors (Bedrooms, Dorms, Offices, Libraries, Rental Properties)

9. Warranty and Support

For any issues, questions, or concerns regarding the installation or operation of your ThorBolt MK1 Smart Fingerprint Lock, please contact our support team:

Our team will reply within 24 hours to provide a solution.

© 2025 ThorBolt. All rights reserved.

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