1. Introduction
This manual provides detailed instructions for the safe and effective use of your wonlex KT24 Kids Smart Watch. Please read this manual thoroughly before operating the device to ensure optimal performance and to prevent damage.
2. What's in the Box
Verify that all items listed below are included in your package:
- wonlex Kids Smart Watch (KT24) x 1
- Speedtalk SIM Card x 1 (Optional, for initial setup)
- Charging Cable x 2
- User Manual x 1
- Wipes Pad x 1
- Tempered Glass Screen Protector x 1
- Alcohol Pad x 1

3. Setup Guide
3.1. SIM Card Installation
The wonlex KT24 Smart Watch requires a Nano SIM card for 4G connectivity, calls, and GPS tracking. T-Mobile 4G SIM cards are recommended. Verizon is not compatible.
- Turn off the watch using the shutdown option in Settings.
- Carefully remove the watch body from its case by pushing your two thumbs down on the screen.
- Pull out the card slot located on the left side of the smartwatch.
- Place the metal chip of the Nano SIM card upward and insert it into the card slot.
- Turn on the watch to check for a 4G signal.

Important: After SIM activation, it may take up to 24 hours for GPRS and data settings to synchronize. Ensure the device is turned ON and placed in a good reception area. Do not install your SIM card until activation is complete.
Video: Official guide on how to insert the SIM card into the wonlex KT24 Smart Watch.
3.2. Initial Power On & App Connection
After inserting the SIM card, press and hold the power button to turn on the watch. The watch will guide you through initial language and location selection.
- Download the companion mobile application (e.g., "Setracker2" or similar, as indicated in the watch manual) on your smartphone.
- Register an account and add your watch by scanning the QR code displayed on the watch screen or found in the manual.
- Set up family members and emergency contacts within the app.
Video: Instructions on how to connect the wonlex KT24 Smart Watch with your mobile phone via the companion app.
4. Operating Instructions
4.1. Basic Navigation
The watch features a 1.4-inch OGS color touch screen. Swipe left/right to navigate through applications and settings. Tap an icon to open an application.

Video: Demonstration of the various functions available on the wonlex KT24 Smart Watch.
4.2. Communication Features
- Phone Call: Make and receive calls from pre-set contacts.
- Video/Voice Chat: Engage in real-time video calls or send voice messages to approved contacts via the app.
- SOS Alarm: In an emergency, long-press the Power Button for 3 seconds. The watch will automatically call and send information to 3 pre-set phone numbers.

4.3. GPS Tracking
The watch combines GPS, Wi-Fi, and LBS data for accurate positioning. Parents can monitor the child's location and set GPS reading intervals through the mobile app. For best accuracy, use outdoors with good signal.

4.4. Other Features
- Camera: Take photos and record videos directly from the watch.
- Pedometer: Tracks steps taken throughout the day.
- Alarm: Set multiple alarms for reminders.
- Stopwatch: A basic stopwatch function.
- Class Mode: Silence the watch during school hours to avoid distractions. This can be configured via the mobile app.
- Music/Video Player: Play stored music and videos.
- Calculator/Calendar: Basic utility apps.

Video: Demonstration of the various functions available on the wonlex KT24 Smart Watch.
5. Maintenance
5.1. Charging
The watch has a 1000mAh battery, providing approximately 72 hours of standby time. It fully charges in about two hours. Use the provided charging cables. Ensure the magnetic charging pins align correctly with the watch's charging port.
5.2. Water Resistance
The wonlex KT24 Smart Watch is IP67 waterproof. This means it is resistant to splashes and brief immersion. Do NOT wear the watch for swimming or showering. It is best to remove the watch when washing hands or engaging in activities with significant water contact to prevent damage.
5.3. Cleaning
Use the provided wipes pad or a soft, dry cloth to clean the watch screen and body. Avoid harsh chemicals or abrasive materials.
6. Troubleshooting
If you encounter issues with your wonlex KT24 Smart Watch, refer to the following common solutions:
- Watch not powering on: Ensure the watch is fully charged. Connect it to a charger for at least 30 minutes.
- No 4G signal: Verify the SIM card is correctly inserted and activated. Check if your location has network coverage. Restart the watch.
- GPS inaccuracy: Ensure the watch is used outdoors in an area with clear sky view. Update GPS settings in the mobile app.
- Cannot connect to app: Ensure the watch has a stable 4G connection. Re-scan the QR code in the app to re-bind the device.
- Short battery life: Adjust GPS tracking frequency in the app to a longer interval. Reduce screen brightness. Close unused applications.
For further assistance, please contact wonlex customer support.
7. Specifications
| Model Number | KT24 |
| Product Dimensions | 2 x 1.8 x 2 inches |
| Item Weight | 7.4 ounces |
| Screen Size | 1.4 Inches (OGS Color Touch Screen) |
| Operating System | Android |
| Memory Storage Capacity | 4 GB |
| Battery Capacity | 1000 Milliamp Hours (Lithium Polymer) |
| Standby Time | Up to 72 hours |
| Water Resistance Rating | IP67 |
| Connectivity Technology | 4G (USB, 802.11n Wireless) |
| Special Features | GPS, SOS Button, Video Call, Video Recording, Voice Call |
8. Warranty and Support
Your wonlex KT24 Smart Watch comes with a one-year limited warranty and lifetime maintenance. For any product-related inquiries or support, please contact wonlex customer service. Customer responses are typically provided within 24 hours.
Visit the official wonlex store for additional products and accessories: wonlex Store