1. Introduction
Thank you for choosing the Cillso T80 Smart Watch. This manual provides essential information for setting up, operating, and maintaining your device. Please read it carefully to ensure optimal performance and longevity of your smartwatch.
Package Contents
- Cillso T80 Smart Watch
- Charging Cable
- User Manual

Figure 1.1: Cillso T80 Smart Watch with display showing time, date, heart rate, steps, and call interface options.
2. Getting Started
2.1 Charging the Smart Watch
Before first use, fully charge your smartwatch. Connect the magnetic charging cable to the charging points on the back of the watch and plug the USB end into a power adapter (not included) or a computer's USB port.
- Charging Time: Approximately 2 hours for a full charge.
- Battery Life: 5-7 days of normal use, up to 30 days standby.

Figure 2.1: The back of the Cillso T80 Smart Watch showing the magnetic charging connection and optical sensors.
2.2 App Installation and Device Pairing
- Download the App: Scan the QR code in the manual or search for the companion app (e.g., 'Da Fit' or similar, as indicated in the watch's instructions) on your smartphone's app store (App Store for iOS, Google Play Store for Android).
- Enable Bluetooth: Ensure Bluetooth is enabled on your smartphone.
- Open the App: Launch the installed app and follow the on-screen instructions to create an account or log in.
- Pair Device: In the app, navigate to the device section and select 'Add Device'. Your watch should appear in the list of discoverable devices (e.g., 'T80'). Tap to connect.
- Confirm Pairing: A pairing request may appear on your watch and phone. Confirm on both devices.
Note: For optimal functionality, grant all necessary permissions to the app on your smartphone.
3. Basic Operations
3.1 Navigating the Interface
The Cillso T80 Smart Watch features a 1.95-inch HD full-touch color screen for intuitive navigation.
- Swipe Down: Access quick settings (e.g., brightness, DND mode, battery status).
- Swipe Up: View notifications.
- Swipe Left/Right: Cycle through main functions and widgets (e.g., activity data, heart rate, weather, music control).
- Press Side Button: Return to the watch face or access the main menu.
- Long Press Side Button: Power on/off the device.

Figure 3.1: The 1.95-inch HD color screen of the Cillso T80 Smart Watch displaying multiple customizable watch faces and a resolution of 240*282 pixels.
3.2 Call Features
The smartwatch supports Bluetooth calls, allowing you to answer and make calls directly from your wrist when connected to your smartphone.
- Answering Calls: When an incoming call is received, tap the green phone icon on the watch screen to answer.
- Making Calls: Access the 'Call' function from the main menu. You can dial numbers directly, select from your contacts (synced via the app), or view call history.
- Rejecting Calls: Tap the red phone icon to reject an incoming call.

Figure 3.2: A user interacting with the call function on the Cillso T80 Smart Watch, showing the watch's display for incoming calls, contacts, and dial pad.
3.3 Notifications
Receive notifications for calls, SMS messages, and various social media apps directly on your watch. Ensure notification permissions are enabled in both your phone's settings and the companion app.

Figure 3.3: A user wearing the Cillso T80 Smart Watch, with the watch display showing a social media notification and icons for various communication apps.
4. Health and Fitness Monitoring
The Cillso T80 Smart Watch is equipped with advanced sensors to help you monitor your physical condition and track your fitness activities.
4.1 Health Monitoring
- Heart Rate Monitoring: Continuously monitors your heart rate throughout the day. View real-time data on the watch or detailed trends in the app.
- Blood Oxygen (SpO2) Monitoring: Measures your blood oxygen saturation levels.
- Sleep Monitoring: Tracks your sleep patterns, including deep sleep, light sleep, and wake times, to provide insights into your sleep quality.
- Pedometer: Automatically counts your steps, distance traveled, and calories burned.

Figure 4.1: The Cillso T80 Smart Watch showing heart rate monitoring (70 bpm) and sleep tracking data (7 hours 26 minutes).
4.2 Sports Modes
The watch offers over 100 sports modes to accurately track various physical activities. Select your desired sport mode before starting an exercise to record specific metrics.
- Common Modes: Outdoor run, indoor run, outdoor walk, cycling, swimming, yoga, etc.
- Data Tracking: Records duration, calories burned, heart rate, and other relevant data for each activity.

Figure 4.2: A user engaging in outdoor running while wearing the Cillso T80 Smart Watch, which displays a selection of sport modes like 'Outdoor run', 'Indoor run', and 'Outdoor walk'.

Figure 4.3: A user running outdoors, with the Cillso T80 Smart Watch displaying fitness tracking data including steps (12510), distance (8.7 km), and calories burned (517 kcal).
5. Additional Features
The Cillso T80 Smart Watch includes several convenient features to enhance your daily life.
- Music Control: Control music playback on your smartphone (play, pause, skip tracks) directly from your watch.
- Calculator: A basic calculator function is available on the watch.
- Weather Forecast: View current weather conditions and forecasts for your location (requires app synchronization).
- Sedentary Reminder: Get alerts to move if you've been inactive for too long.
- Camera Control: Use your watch as a remote shutter for your smartphone's camera.
- Alarm Clock: Set alarms directly on your watch.
- Stopwatch & Timer: Basic timekeeping functions.

Figure 5.1: The Cillso T80 Smart Watch displaying a grid of various application icons, representing its multifunctional capabilities.
6. Maintenance and Care
6.1 Water Resistance (IP68)
The Cillso T80 Smart Watch is IP68 waterproof, meaning it is resistant to dust and can withstand immersion in water up to 1.5 meters for 30 minutes. It is suitable for daily use, such as washing hands, showering, and light rain exposure.
- Do NOT use in hot water, saunas, or steam rooms.
- Avoid prolonged immersion or high-pressure water exposure.
- Dry the watch thoroughly after exposure to water.

Figure 6.1: A user near water, demonstrating the IP68 waterproof rating of the Cillso T80 Smart Watch, suitable for activities like showering, hand washing, and rain.
6.2 Cleaning and Storage
- Clean the watch and strap regularly with a soft, dry cloth.
- Avoid using harsh chemicals or abrasive materials.
- Store the watch in a cool, dry place when not in use.
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | T80 |
| Display | 1.95 Inches Color TFT-LCD |
| Resolution | 240*282 pixels |
| Sensors | Three-axis sensor, Green light rate sensor |
| Waterproof Rating | IP68 |
| Connectivity | Bluetooth |
| Compatible Systems | Android 5.0 or above, iOS 9.0 or above |
| Battery | 1 A battery (included) |
| Item Weight | 3.2 ounces |
| Band Material Type | Silicone |

Figure 7.1: The back of the Cillso T80 Smart Watch packaging, detailing product specifications such as model, display type, sensors, and compatible systems.
8. Troubleshooting
If you encounter issues with your Cillso T80 Smart Watch, refer to the following common solutions:
8.1 Connectivity Issues
- Watch not connecting to phone:
- Ensure Bluetooth is enabled on your phone and the watch.
- Make sure the watch is within Bluetooth range of your phone.
- Restart both your phone and the watch.
- Unpair the device from your phone's Bluetooth settings and re-pair through the companion app.
- Check if the companion app has all necessary permissions enabled on your phone.
- Calls/Messages not syncing:
- Verify that call and message notifications are enabled in the companion app.
- Ensure the app is running in the background and not being closed by your phone's power-saving features.
- Check phone settings to allow the app to display notifications.
8.2 Inaccurate Readings (Steps, Heart Rate)
- Steps: Ensure the watch is worn snugly on your wrist. Arm movements not associated with walking may sometimes be counted.
- Heart Rate/Blood Oxygen:
- Ensure the watch is worn correctly, not too loose or too tight, and positioned above the wrist bone.
- Clean the sensor on the back of the watch.
- Avoid taking measurements during intense activity or immediately after.
- Note: Smartwatch health data is for reference only and should not be used for medical diagnosis or treatment. Consult a medical professional for health concerns.
8.3 Watch Not Turning On/Charging
- Ensure the charging cable is securely connected to both the watch and the power source.
- Try a different USB port or power adapter.
- Clean the charging contacts on the watch and cable.
- Allow the watch to charge for at least 30 minutes before attempting to turn it on.
9. Safety Information
- Do not disassemble, strike, or throw the device.
- Avoid exposing the device to extremely high temperatures or deep water environments.
- Use only the provided charging cable.
- Keep the device away from children.
- If you experience skin irritation, discontinue use and consult a doctor.
10. Customer Support
For further assistance or warranty inquiries, please refer to the contact information provided with your purchase or visit the official Cillso website.


