1. Setup Guide
1.1 Package Contents
Upon unboxing your Wonlex KT24S Smart Watch, please ensure all items are present:
- 1 x Wonlex KT24S Children's Smartwatch
- 1 x Magnetic Charging Cable
- 1 x User Manual
Video: Product demonstration and unboxing of the KT24S Smart Watch.
1.2 SIM Card Installation
The Wonlex KT24S Smart Watch requires a Nano SIM card for 4G network connectivity, calls, and location tracking. Follow these steps to install the SIM card:
- Power off the smartwatch completely.
- Locate the SIM card slot on the side or back of the watch.
- Carefully open the SIM card tray/cover.
- Insert a Nano SIM card into the tray with the gold contacts facing up, ensuring it is correctly oriented.
- Close the SIM card tray/cover securely.
- Power on the smartwatch.
1.3 Initial Charging
Before first use, fully charge the smartwatch. Connect the magnetic charging cable to the charging port on the watch and plug the USB end into a compatible power adapter (not included) or a computer's USB port. The watch will display a charging indicator. A full charge typically takes 2-3 hours.
1.4 App Download and Pairing
To utilize all features of the smartwatch, download the companion app on a parent's smartphone (compatible with iOS and Android). Search for the official Wonlex app in your device's app store. Follow the in-app instructions to register an account and pair the smartwatch using the QR code displayed on the watch screen or found in the watch's settings.
2. Operating Instructions
2.1 Basic Navigation
The KT24S features a 1.4-inch OGS color touch screen. Swipe left/right or up/down to navigate through menus and applications. Tap icons to select functions.
2.2 Key Features Overview
Image: Wonlex KT24S Smart Watch with key features.
- 4G Network Connectivity: Supports 4G for fast and reliable communication.
- Video Call: Engage in high-definition 4G video calls with pre-approved contacts.
- SOS Call: In emergencies, press and hold the SOS button for 3 seconds to automatically dial up to three pre-set emergency numbers and send alarm messages.
- GPS+WIFI+LBS Location Tracking: Provides real-time accurate location tracking of the child, combining GPS, Wi-Fi, and LBS technologies.
- Electronic Fence (Geo-fencing): Set safe zones (e.g., home, school) via the app. Receive alerts if the child enters or leaves these designated areas.
- Voice Chat: Facilitates group chats with friends and family, offering a barrier-free communication method.
- Phone Call: Make and receive calls from up to 10 pre-set contacts.
- WhatsApp Support: The watch supports WhatsApp for messaging.
- SMS: Send and receive text messages.
- Camera: Features a 0.3MP camera to capture photos and store them on the device.
- Steps Tracker: Monitors daily steps and activity levels. Activate the pedometer function in the app for data synchronization.
- Alarm Clock: Set up to 3 alarms via the companion app.
- Calendar: Keep track of dates and schedules.
- Calculator: A basic calculator for quick computations.
- Music/Video Player: Enjoy multimedia content directly on the watch.
- School Mode (Do Not Disturb): Parents can set specific class times in the app during which the watch will block all calls except SOS numbers, preventing distractions.
- Multiple Dial Switching: Customize the watch face with various pre-installed dials.
Image: The watch supports 5 communication modes.
Image: Multiple dial switching options.
3. Maintenance
3.1 Water Resistance
The Wonlex KT24S Smart Watch is rated IP67 Life Waterproof. This means it is resistant to splashes, rain, and brief immersion in shallow water. It is NOT suitable for swimming, showering, or diving. Avoid exposing the watch to hot water or steam.
3.2 Cleaning
To clean the watch, wipe it gently with a soft, damp cloth. Do not use harsh chemicals, abrasive cleaners, or solvents, as these can damage the watch's finish and components.
3.3 Battery Care
- Avoid extreme temperatures (hot or cold) as they can degrade battery life.
- Charge the watch regularly, but avoid leaving it fully charged or fully depleted for extended periods.
- Use only the provided magnetic charging cable.
3.4 Band and Case
The watch features a durable plastic case and a silicone gel band. The band is detachable for cleaning or replacement. To change the case, gently remove the watch module from the existing case and insert it into a new one. Ensure the watch module is securely seated in the new case.
Video: Demonstration of changeable cases for the KT24S Smart Watch (0:44-0:50).
4. Troubleshooting
4.1 Watch Not Turning On
- Ensure the watch is fully charged. Connect it to the magnetic charger and wait a few minutes before attempting to power it on.
- Press and hold the power button for at least 10-15 seconds.
4.2 No Network Signal / Calls Not Working
- Check if the Nano SIM card is correctly inserted and activated with a valid 4G plan.
- Verify that the SIM card has sufficient balance or data.
- Ensure the watch is within an area with 4G network coverage.
- Restart the watch.
- Confirm that the network bands supported by the watch (GSM: B2 B3 B5 B8, WCDMA: B1 B2 B5 B8, FDD: B1 B2 B3 B5 B7 B8 B20 B28A) are compatible with your local carrier's network.
4.3 Inaccurate Location Tracking
- GPS accuracy can be affected by environmental factors such as dense buildings, indoor environments, or heavy tree cover.
- Ensure the watch has a clear view of the sky for optimal GPS signal.
- Wi-Fi and LBS (Location Based Service) provide alternative location data when GPS is weak, but may be less precise.
- Check the app settings to ensure location services are enabled and updated.
4.4 Battery Draining Quickly
- Frequent use of features like video calls, GPS tracking, and games can consume battery faster.
- Adjust screen brightness and screen-on time in settings.
- Reduce the frequency of location updates in the companion app.
- Ensure no background apps are running unnecessarily.
4.5 App Connection Issues
- Ensure both the watch and the smartphone have a stable internet connection.
- Restart both the watch and the smartphone.
- Try re-pairing the watch with the app.
- Check for app updates and install them.
5. Specifications
| Feature | Specification |
|---|---|
| Model | KT24S |
| Screen | 1.4 inch OGS color touch screen, 240*240 resolution |
| CPU Model | 9820E (MediaTek) |
| Memory | 512MB RAM + 4GB ROM |
| Network Mode | 4G |
| GSM Bands | B2 B3 B5 B8 |
| WCDMA Bands | B1 B2 B5 B8 |
| FDD Bands | B1 B2 B3 B5 B7 B8 B20 B28A |
| SIM Card Type | Nano SIM card |
| Location Technology | GPS+AGPS+LBS+WIFI |
| GPS Accuracy | 3-10m |
| WIFI Location Accuracy | 3-50m |
| LBS Accuracy | 100-500m |
| Battery Capacity | 680mAh Polymer Battery |
| Standby Time | Up to 76 hours |
| Charging Mode | Magnetic Charging Cable |
| Rear Camera | 0.3MP (30W) |
| Waterproof Grade | Life Waterproof (IP67) |
| Dimensions | 235*44*17mm |
| Case Material | Plastic |
| Band Material | Silica Gel |
| Compatibility | Android OS, iOS (All Compatible) |
| Supported Languages | Indonesian, Malay, Czech, Danish, German, English, Spanish, French, Italian, Hungarian, Dutch, Polish, Portuguese, Slovenian, Swedish, Vietnamese, Turkish, Russian, Greek, Ukrainian, Arabic, Thai, Japanese, Lao, Lithuanian, Azerbaijani, Simplified Chinese, Traditional Chinese. |
6. Warranty and Support
Wonlex offers the following for your KT24S Smart Watch:
- 1-Year Free Exchange: In case of quality problems (excluding personal damage), a free exchange for a new watch is provided within one year of purchase.
- Lifetime Warranty: The product is covered by a lifetime warranty.
- Technology Support: Access to dedicated technical support for any operational or technical queries.
- Original Replacement Parts Support: Availability of original replacement parts for repairs.
- Professional Customer Service: Dedicated customer service to assist with any product-related concerns.
7. User Tips
- Network Compatibility: Before purchasing or using the watch in a new region, always verify that the watch's supported 4G network bands are compatible with local mobile carriers. This is crucial for full functionality, especially in countries like Japan or New Zealand.
- SIM Card Requirement: The Wonlex KT24S requires a Nano SIM card for its primary communication and tracking features; it does not rely solely on Bluetooth for these functions.
- App Integration: Maximize the watch's potential by fully utilizing the companion app. It allows for setting SOS numbers, geo-fencing, school mode, and managing contacts, enhancing safety and control.
- Regular Charging: To ensure continuous tracking and communication, establish a routine for charging the watch, ideally overnight.





