1. Important Safety Information
Please read all instructions carefully before installation and use. Keep this manual for future reference.
- Do not expose the lock to extreme temperatures or direct water.
- Use only the specified battery type (Zinc-carbon) and ensure correct polarity during installation.
- Keep mechanical keys in a safe place outside the property.
- Regularly check battery levels and replace batteries promptly when indicated.
2. Package Contents
Verify that all components are present in your package:
- Lockin G30 Smart Lock Unit (Interior)
- Keypad Pro (Exterior)
- WiFi Gateway
- Mounting Hardware
- Mechanical Keys
- User Manual
Image: Overview of the Lockin G30 Smart Lock system, showing the main lock unit, the keypad with fingerprint sensor, the small white WiFi gateway, and a smartphone screen displaying the lock's status in the app.
3. Key Features
The Lockin G30 Smart Lock offers advanced security and convenience:
- Six-in-One Keyless Entry: Unlock using the backlit keypad, fingerprint sensor, Bluetooth, smartphone app, WiFi gateway, or traditional mechanical key.
- DIY Installation: Designed for easy installation on existing door locks, typically within 10-15 minutes using only a screwdriver.
- Automatic Locking: Equipped with a magnetic door sensor, the lock can automatically secure your door after closing. The delay time is customizable.
- Smart Home Integration: Compatible with Alexa and Google Assistant for voice control and status checks.
- App Control & Monitoring: Manage access, view unlocking records, and check lock status anytime via the "Suojia" application.
4. Setup and Installation
4.1 Pre-Installation Checks
Ensure your door and existing lock are compatible with the Lockin G30. The G30 is designed to work with Euro Profile Cylinders.
Image: Compatibility guide for Euro profile cylinders, illustrating single cylinder types and required door dimensions (A ≥ 35mm, B > 3mm, C < 40mm) for proper fit.
4.2 Installation Steps
The Lockin G30 is designed for straightforward DIY installation. Follow these general steps:
- Remove the existing interior thumb-turn or knob from your Euro profile cylinder.
- Attach the Lockin G30 Smart Lock unit to the interior side of your door, aligning it with the existing cylinder.
- Secure the unit with the provided screws.
- Install batteries into the smart lock unit.
- Mount the exterior keypad in a convenient location near the door.
- Connect the WiFi Gateway to a power source and ensure it's within range of the lock and your home WiFi network.
Image: Visual guide demonstrating the simple 15-minute installation of the Lockin G30 Smart Lock, highlighting its compatibility with Euro Profile Cylinders.
4.3 App Setup
Download the "Suojia" app from your smartphone's app store. Follow the in-app instructions to pair your Lockin G30 Smart Lock and WiFi Gateway. This will enable remote control, user management, and access to activity logs.
5. Operating Instructions
5.1 Unlocking Methods
The Lockin G30 offers multiple ways to unlock your door:
- Keypad: Enter your programmed access code on the backlit keypad.
- Fingerprint: Place your registered finger on the fingerprint sensor on the keypad.
- Bluetooth: Unlock via the "Suojia" app when within Bluetooth range.
- Smartphone App (WiFi): Unlock remotely from anywhere using the "Suojia" app via the WiFi Gateway.
- Mechanical Key: Use the provided physical key as a backup.
Image: Visual representation of the multiple unlocking methods available, including Bluetooth unlocking through the app, fingerprint recognition, and keypad code entry.
5.2 Automatic Locking
The smart lock is equipped with a magnetic door sensor that detects when the door is closed. It can be configured to automatically lock after a customizable delay (e.g., 10-99 seconds) once the door is shut.
Image: Illustration of the automatic locking feature, where the door sensor detects closure and initiates the lock sequence. The image also notes the adjustable delay and battery life.
5.3 Access Mode
If you need to keep the door unlocked for an extended period, press the button on the interior unit three times to enter Access Mode. The lock will remain open until manually locked again.
5.4 App Features and User Management
The "Suojia" app allows you to:
- Set up and manage permanent, scheduled, or temporary access for family, guests, or service personnel.
- View a detailed history of unlocking events, including who unlocked the door and at what time.
- Check the current status of the lock (locked/unlocked).
Image: A smartphone displaying the Lockin app interface, showing a list of unlocking records and options for keyless entry, user management, device connection, log checking, and remote locking.
5.5 Voice Control (Alexa & Google Assistant)
Integrate your Lockin G30 with Amazon Alexa or Google Assistant for convenient voice commands. You can ask your voice assistant to lock, unlock, or check the status of your door.
Image: A setup demonstrating the Lockin Smart Lock's compatibility with Google Home and Alexa, allowing users to control the lock via voice commands.
6. Maintenance
6.1 Battery Replacement
The Lockin G30 Smart Lock is powered by Zinc-carbon batteries. When the battery level is low, the app will notify you, and the lock may provide an audible or visual warning. Replace all batteries simultaneously with new ones of the same type to ensure optimal performance.
6.2 Cleaning
Clean the lock's exterior surfaces with a soft, dry cloth. Avoid using abrasive cleaners or solvents that could damage the finish or internal components.
7. Troubleshooting
7.1 Common Issues and Solutions
- Lock not responding: Check battery levels and replace if necessary. Ensure the lock unit is properly seated and secured.
- App connectivity issues: Verify your WiFi Gateway is powered on and connected to your home network. Ensure your smartphone has a stable internet connection. Restart the app or the WiFi Gateway if needed.
- Fingerprint not recognized: Ensure your finger is clean and dry. Re-register your fingerprint in the app if the issue persists.
- Keypad not responding: Check for low battery. Ensure the keypad is clean and free from debris.
- Automatic lock not engaging: Verify the door sensor is correctly installed and aligned. Check the auto-lock delay settings in the app.
For persistent issues, refer to the in-app help section or contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | G30 |
| Dimensions (Product) | 9 x 20.1 x 16 cm |
| Weight | 1.22 kg |
| Power Source | Battery |
| Battery Type | Zinc-carbon |
| Material | Metal and Plastic |
| Installation Method | DIY Wireless |
| Special Features | Fingerprint recognition, Keypad, WiFi, Bluetooth, App Control, Automatic Lock |
| Compatibility | Alexa, Google Assistant |
9. Warranty and Support
Lockin provides lifetime customer support for the G30 Smart Lock. If you encounter any issues or have questions regarding your product, please contact Lockin customer service through the "Suojia" app or the official Lockin website.







