1. Introduction
Thank you for choosing the Efolen Smartwatch HW-9. This device is designed to provide communication, tracking, and various smart features for users. This manual will guide you through the setup, operation, and maintenance of your smartwatch to ensure a safe and optimal experience.
2. Safety Information
- Do not attempt to disassemble or modify the device.
- Keep the device away from extreme temperatures, direct sunlight, and moisture.
- Use only the original charger and accessories provided or recommended by Efolen.
- Ensure the SIM card slot cover is properly sealed to maintain water resistance.
- Dispose of the device and its battery responsibly according to local regulations.
3. Package Contents
Please check the package for the following items:
- Efolen Smartwatch HW-9
- USB Charging Cable
- User Manual
If any items are missing or damaged, please contact customer support.
4. Product Overview
The Efolen Smartwatch HW-9 features a 1.4-inch digital display and supports 4G connectivity for various functions. It is equipped with a 1000 mAh Lithium Polymer battery and includes integrated GPS for location tracking.

Image: Front view of the Efolen Smartwatch HW-9, displaying the main screen with icons for Video, Telephone, Camera, and Dialpad applications.
Key Features:

Image: A visual representation of the smartwatch's key features, including 4G connectivity, GPS, two-way calling, SOS function, video calls, water resistance, pedometer, alarm, camera, settings, 1000mAh battery, call rejection, class mode, voice chat, stopwatch, and calculator.
- 4G Connectivity: Enables stable calls and video calls.
- GPS + LBS Positioning: Real-time location tracking and safety zone alerts.
- Bidirectional Call & Video Call: Communicate with pre-approved contacts.
- SOS Function: Emergency contact feature.
- Camera: Built-in camera for photos.
- Water Resistance: Designed to withstand splashes (refer to specifications for IP rating).
- Additional Features: Pedometer, Alarm Clock, Stopwatch, Calculator, Class Mode, Voice Chat.
5. Setup
5.1. SIM Card Insertion
The Efolen Smartwatch requires a 4G LTE Nano SIM card for full functionality, including calls and GPS tracking. Ensure the SIM card is activated with call, data, and caller ID functions before insertion.
- Power off the smartwatch completely.
- Locate the SIM card slot on the side of the watch.
- Carefully insert the 4G LTE Nano SIM card into the slot, ensuring correct orientation.
- Close the SIM card slot cover securely to maintain water resistance.
- Press and hold the power button to turn on the smartwatch.

Image: Step-by-step visual guide for inserting the Nano SIM card into the Efolen Smartwatch, alongside the watch's display.
The smartwatch is compatible with specific network providers. Please verify compatibility with your chosen provider.

Image: Logos of network providers (Movistar, Vodafone, Jazztel) indicating their SIM cards are compatible with the smartwatch.
5.2. Initial Power On and App Connection
After inserting the SIM card, power on the watch. Download the companion application (e.g., Setracker2) on your smartphone to manage contacts, track location, and configure settings for the smartwatch. Follow the in-app instructions to pair your device.
6. Operating the Smartwatch
6.1. Making and Receiving Calls/Video Calls
With a properly inserted and activated SIM card, the smartwatch supports bidirectional calls and video calls with pre-approved contacts. Manage contacts through the companion app on your smartphone.

Image: Depicts the bidirectional call and video call functionality, showing a child using the smartwatch for a video call and a parent on a mobile phone, emphasizing constant connection.
6.2. GPS + LBS Positioning
The smartwatch utilizes integrated GPS and LBS (Location Based Service) for real-time location tracking. You can monitor the device's location and movement trajectory via the Setracker2 application on your mobile phone.

Image: Illustrates the GPS + LBS positioning feature, showing real-time location tracking on a smartphone map and the concept of setting up a safety zone for the smartwatch.
Safety Zone:
Set up virtual safety zones within the Setracker2 app. You will receive notifications when the smartwatch enters or exits these predefined areas.
6.3. Other Functions
- Camera: Access the camera app on the smartwatch to take photos.
- Calculator: Use the built-in calculator for basic arithmetic.
- Alarm Clock: Set alarms for reminders.
- Stopwatch: Utilize the stopwatch for timing activities.
- Class Mode: Configure periods during which the smartwatch functions are limited to avoid distractions.
- Voice Chat: Engage in voice messages with family groups through the app.
7. Maintenance
7.1. Cleaning
Wipe the smartwatch regularly with a soft, dry cloth. For stubborn dirt, slightly dampen the cloth with water. Avoid using harsh chemicals or abrasive materials.
7.2. Battery Care
The smartwatch is equipped with a 1000 mAh Lithium Polymer battery. To prolong battery life:
- Avoid fully discharging the battery frequently.
- Charge the device regularly, even if not in constant use.
- Do not expose the device to extreme temperatures during charging or storage.
- Use only the provided or recommended charging cable.
8. Troubleshooting
8.1. Inaccurate GPS Positioning
GPS accuracy can be affected by environmental factors such as dense buildings, indoor locations, or heavy tree cover. For best results, ensure the smartwatch has a clear view of the sky. If issues persist, verify that the SIM card has an active data plan and that the Setracker2 app is configured correctly.
8.2. Short Battery Life
Battery life can vary depending on usage patterns, network signal strength, and enabled features (e.g., frequent GPS updates, video calls). To optimize battery life:
- Reduce the frequency of GPS updates in the app settings.
- Limit prolonged video calls.
- Ensure the smartwatch is fully charged before use.
- Check for background app activity that might be consuming power.
8.3. Cannot Make/Receive Calls
- Verify that the SIM card is correctly inserted and activated.
- Ensure the SIM card has sufficient credit or an active plan.
- Check network signal strength on the smartwatch.
- Confirm that contacts are correctly added and synced via the companion app.
9. Specifications
| Feature | Specification | |
|---|---|---|
| Brand | Efolen | |
| Model | HW-9 | |
| Display Size | 1.4 Inches | |
| Display Type | Digital | |
| Resolution | 240 x 240 | |
| Connectivity Technology | 4G, GPS | |
| Battery Composition | Lithium Polymer | |
| Battery Capacity | Product Weight | 120 g |
| Human Interface Input | Touchscreen | |
| Special Features | Calculator, Alarm Clock, Stopwatch, Water Resistant | |
| Compatible Devices | Smartphone | |
| Target Audience | Unisex-children, Boys |
10. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official Efolen website. You can also visit the Efolen Smartwatch Store on Amazon for additional resources and contact options.





