PTHTECHUS S80K
PTHTECHUS S80K Kids Fitness Tracker Smartwatch User Manual
Model: S80K Series (S80K-Rose, S80K-Violet, S80-Bleu, S80-Noir)
1. Introduction
This manual provides essential instructions for the safe and effective use of your PTHTECHUS S80K Kids Fitness Tracker Smartwatch. Please read this manual thoroughly before using the device and retain it for future reference.
2. Important Safety Information
- Do not expose the device to extreme temperatures, direct sunlight, or strong magnetic fields.
- Avoid dropping or subjecting the device to severe impacts.
- The device is IP68 water-resistant, suitable for splashes and rain. Do not use it in hot water, seawater, or during diving.
- Keep the device away from children under 3 years old due to small parts.
- Consult a medical professional before starting any new exercise regimen, especially if you have pre-existing health conditions.
- The health monitoring functions are for reference only and should not be used for medical diagnosis or treatment.
3. Package Contents
Ensure all items are present in the package:
- PTHTECHUS S80K Smartwatch
- Magnetic Charging Cable
- User Manual
4. Product Overview

A front view of the PTHTECHUS S80K smartwatch with a pink strap and a vibrant digital display showing time and date.
Components:
- Touch Screen Display: 1.83-inch TFT-LCD for interactive control and information display.
- Side Button: Used for power on/off, returning to the home screen, and screen wake-up.
- Sensors: Located on the back for heart rate and blood oxygen monitoring.
- Charging Contacts: Magnetic contacts on the back for charging.
- Adjustable Strap: Silicone strap designed for comfortable wear.

A technical diagram illustrating the physical dimensions of the PTHTECHUS S80K smartwatch, including screen size and strap length.
5. Setup Guide
5.1 Charging the Smartwatch
- Connect the magnetic charging cable to the charging contacts on the back of the smartwatch.
- Plug the USB end of the cable into a standard USB power adapter (5V/1A recommended) or a computer's USB port.
- The watch screen will display a charging indicator. A full charge takes approximately 2 hours.
- Ensure the contacts are clean and dry before charging to prevent corrosion.
5.2 App Installation and Pairing
To unlock all features, download and install the companion application on your smartphone (iOS or Android).
- Scan the QR code provided in the manual or on the watch packaging, or search for the app name (usually mentioned in the quick start guide) in your phone's app store.
- Install the application.
- Open the app and create an account or log in.
- Ensure Bluetooth is enabled on your smartphone.
- In the app, navigate to the device pairing section and select 'Add Device'.
- The app will search for available devices. Select 'S80K' or the corresponding device name from the list.
- Confirm the pairing request on both your phone and the smartwatch if prompted.
- Once paired, the watch will synchronize time and data with your phone.
6. Operating Instructions
6.1 Basic Navigation
- Swipe Up/Down: Scroll through menus and notifications.
- Swipe Left/Right: Access quick functions or different screens.
- Tap: Select an item or confirm an action.
- Side Button Press: Return to the previous screen or home screen. Long press to power on/off.

The smartwatch display presenting a comprehensive list of available functions, including communication, health, sports, utility, and entertainment applications.
6.2 Customizing the Watch Face
You can personalize your smartwatch display:
- On the Watch: Long-press the home screen to access pre-installed watch faces. Swipe left/right to browse and tap to select.
- Via App: Open the companion app, navigate to 'Watch Faces' or 'Dial Settings'. You can choose from a gallery of designs or upload a custom photo from your phone's album.

Screenshots demonstrating how to change the watch face, including pre-installed system wallpapers and the option to set a custom photo as the background.
6.3 Calls and Notifications
Once paired with your smartphone, the smartwatch can receive call and message alerts:
- Incoming Calls: The watch will vibrate and display the caller ID. You can answer or reject calls directly from the watch (requires Bluetooth call function enabled in app).
- Message Alerts: Receive notifications from SMS, WhatsApp, Facebook, Messenger, and other apps. Swipe down from the home screen to view recent notifications.

A close-up of the smartwatch on a wrist, displaying incoming message and call alerts from various social media applications.
6.4 Health Monitoring
The S80K smartwatch offers continuous health tracking:
- Heart Rate: Monitors heart rate 24/7. Access the heart rate interface on the watch or view detailed data in the app.
- Sleep Monitoring: Automatically tracks sleep patterns (deep sleep, light sleep, awake time). View sleep analysis in the app to help develop healthy sleep habits.
- Pedometer & Calories: Records steps taken and estimated calories burned throughout the day.

An illustration of the smartwatch's health monitoring features, including continuous heart rate tracking, blood oxygen saturation (SpO2) measurement, and detailed sleep analysis.

A child sleeping while wearing the smartwatch, with the watch display showing sleep tracking data and an alarm setting.

Two children running outdoors, with a close-up of the smartwatch displaying real-time heart rate data.
6.5 Sports Modes
The smartwatch supports 100 sports modes to track various activities:
- Access the 'Sports' menu on the watch.
- Select your desired activity (e.g., walking, running, cycling, yoga, badminton, basketball, football, tennis).
- The watch will record duration, distance, calories, and heart rate during the activity.
- End the activity to save data, which can be viewed in detail on the companion app.

The smartwatch interface showing icons representing 100 different sports modes, with a child skiing in the background, indicating activity tracking.
6.6 Additional Features
- Music Control: Control music playback on your paired smartphone (play, pause, skip tracks).
- Camera Control: Use the watch as a remote shutter for your phone's camera.
- Weather Forecast: View current weather conditions and forecasts after synchronization with the app.
- Alarm: Set alarms via the watch or app. The watch will vibrate to wake you without disturbing others.
- Sedentary Reminder: Receive alerts to move after periods of inactivity.
- Stopwatch & Timer: Basic timekeeping functions.
- Find Phone: Trigger your phone to ring to locate it.
- Voice Assistant: Interact with your phone's voice assistant through the watch.

A multi-panel image showcasing the smartwatch's weather forecast display, a calculator interface, remote camera control, calendar view, and a sedentary reminder.

A child studying at a desk, with the smartwatch showing a 'Sedentary' reminder icon, promoting activity.
7. Maintenance and Care
- Cleaning: Wipe the watch and strap regularly with a soft, dry cloth. For stubborn dirt, use a slightly damp cloth and dry thoroughly.
- Avoid Chemicals: Do not use harsh chemicals, cleaning solvents, or strong detergents, as these can damage the device's finish and seals.
- Charging Contacts: Keep the charging contacts clean and free of dust or debris to ensure proper charging.
- Storage: When not in use for extended periods, store the smartwatch in a cool, dry place. Charge it periodically to maintain battery health.
- Water Resistance: While IP68 rated, avoid prolonged submersion or exposure to high-pressure water. Do not wear in saunas, hot baths, or while swimming in the sea.
8. Troubleshooting
Common Issues and Solutions:
- Watch not turning on:
Ensure the watch is fully charged. Connect it to the magnetic charging cable and a power source for at least 10 minutes. - Unable to pair with smartphone:
a. Ensure Bluetooth is enabled on your phone.
b. Make sure the watch is sufficiently charged.
c. Restart both the watch and your smartphone.
d. Ensure the watch is not already paired with another device.
e. Check if the correct companion app is installed and updated. - Inaccurate health data (heart rate, sleep):
a. Ensure the watch is worn snugly on your wrist, not too tight or too loose.
b. Keep the sensor area on the back of the watch clean.
c. Avoid excessive movement during measurements. - Notifications not appearing:
a. Ensure the watch is successfully paired with your phone.
b. Check notification permissions for the companion app in your phone's settings.
c. Verify that notification alerts are enabled within the companion app for specific applications. - Short battery life:
a. Reduce screen brightness.
b. Limit continuous heart rate monitoring if not needed 24/7.
c. Turn off unnecessary notifications.
d. Ensure the watch is fully charged before use.
9. Specifications
| Feature | Detail |
|---|---|
| Brand | PTHTECHUS |
| Model Number | PTH-S80 |
| Display | 1.83-inch TFT-LCD, 240*284 Resolution |
| Operating System | AsteroidOS |
| Connectivity | Bluetooth |
| Battery Type | Lithium-ion |
| Battery Capacity | 240 mAh |
| Charging Time | Approximately 2 hours |
| Usage Time | Up to 6 days (depending on usage) |
| Water Resistance | IP68 (Splash and rain resistant, not for hot water or seawater) |
| Compatible Devices | iOS, Android Smartphones |
| Special Features | Heart Rate Monitor, Sleep Monitor, Pedometer, 100 Sport Modes, Bluetooth Calls, Notifications, Music Control, Camera Control, Weather, Alarm, Sedentary Reminder, Voice Assistant |
| GPS | No |
10. Warranty and Support
For any product-related issues or inquiries, please contact PTHTECHUS customer support. We are committed to assisting you within 12 working hours.
Please refer to your purchase documentation for specific warranty terms and contact information.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.