1. Introduction
The LIGE KM02 Smart Watch is a professional sports smartwatch designed for men, featuring a large 2.01-inch HD color display, comprehensive health monitoring, and Bluetooth call functionality. This manual provides detailed instructions to help you get the most out of your device.

Image: LIGE KM02 Smart Watch highlighting its 2.01" HD display, 24H heart rate, SpO2, stress monitoring, and Bluetooth call features.
2. Getting Started
2.1 Package Contents
- Smart Watch (KM02) x 1
- Instruction Manual x 1
- Magnetic Charger x 1
- Original Box x 1
2.2 Charging the Device
Before first use, fully charge your LIGE KM02 Smart Watch. Connect the magnetic charger to the charging contacts on the back of the watch and plug the USB end into a power adapter (not included). A full charge takes approximately 2.0 hours. The watch has a 370mAh battery, providing up to 7 days of usage time and 25-30 days of standby time.

Image: Smartwatch displaying 'Fully Charged' with battery capacity and estimated usage/standby times.
2.3 App Installation and Pairing
To unlock the full potential of your KM02 Smart Watch, download and install the 'DA Fit' application on your smartphone. The app is compatible with Android 6.0 and above, and iOS 10.0 and above.
- Scan the QR code in the manual or search for 'DA Fit' in your phone's app store.
- Install the app and create an account or log in.
- Ensure Bluetooth is enabled on your smartphone.
- Open the 'DA Fit' app and follow the on-screen instructions to add your device. The watch supports one-click linking via Bluetooth 5.2.
- Confirm the pairing request on both your phone and the watch.
Once paired, the watch will synchronize data with your phone, including time, notifications, and health data.
3. Operating Instructions
3.1 Basic Navigation
The KM02 Smart Watch features a full touch screen for intuitive navigation. Swipe left, right, up, or down to access different menus and functions. Press the side button to return to the home screen or wake the device.
3.2 Personalized Dials
The watch comes with a variety of built-in dials and UI menu designs. You can easily switch between personalized interfaces to match your style. Use the 'DA Fit' app to explore more options and even define custom wallpapers.

Image: Examples of personalized watch faces and UI menu designs on the KM02 Smart Watch.
3.3 Bluetooth Call Function
With high-definition wireless call capability, you can answer incoming calls directly from your watch. Contacts and call records can be synchronized with your phone. Simply raise your hand to answer a call.

Image: User interacting with the smartwatch to answer a call and use the AI voice assistant.
3.4 Notifications and Reminders
Receive information prompts and other reminders directly on your watch. APP application messages can be pushed to the watch and synchronized with vibration reminders. Lift your wrist to view important information and never miss a message or call.

Image: Smartwatch showing message notifications from various social media and communication apps.
3.5 Flashlight Function
The KM02 Smart Watch includes a strong light flashlight feature. Access it from the drop-down menu for quick activation. The ultra-large capacity battery provides up to 8 hours of continuous lighting, useful for emergencies or outdoor adventures.

Image: Smartwatch with its LED flashlight activated, illuminating the surroundings.
3.6 Other Smart Features
- AI Voice Assistant: Interact with your watch using voice commands.
- Mini-games: Enjoy casual games directly on your wrist.
- Music Playback: Control music playing on your connected smartphone.
- Weather Forecast: Get real-time weather updates.
- Alarm Clock: Set alarms and reminders.
- Remote Control Photo Taking: Use your watch as a remote shutter for your phone's camera.
- Find Bracelet: Locate your watch if misplaced.

Image: Smartwatch screen showing icons for various rich applications like player, weather, shutter, AI voice, alarm, calculator, relaxation, stopwatch, cycle tracking, and games.
4. Health Monitoring Features
The KM02 Smart Watch offers comprehensive 24/7 health monitoring, helping you track your health data and prevent potential risks.
4.1 Heart Rate Monitoring
Equipped with a VC30FS high-precision heart rate sensor, the watch continuously monitors your heart rate changes in real-time. It tracks your exercise heart rate range and helps you maintain optimal intensity during workouts.

Image: Detailed display of heart rate monitoring, showing current BPM and an aerobic activity graph.
4.2 Blood Oxygen Monitoring (SpO2)
Measure your blood oxygen saturation (SpO2) level. This feature is particularly useful during long-term mental work or high-intensity outdoor exercise, allowing you to monitor your current oxygen level and grasp your health status.

Image: Smartwatch showing blood oxygen monitoring data, including current SpO2 percentage and a 7-day record.
4.3 Blood Pressure Monitoring
The watch provides accurate blood pressure data measurement, enabling you to keep track of your blood pressure at any time. Consult a medical professional for accurate diagnosis and treatment.

Image: Smartwatch showing blood pressure monitoring data, including current SBP/DBP readings and a 7-day record.
4.4 Sleep Monitoring
The KM02 Smart Watch monitors your sleep patterns, generating professional sleep data. This helps you gain a deeper understanding of your sleep status and develop healthy sleep habits, distinguishing between light sleep, deep sleep, and wake times.

Image: Smartwatch displaying detailed sleep data, including duration of light sleep, deep sleep, and wake time, along with a sleep data chart.
4.5 Activity Tracking
Track your daily activities including step count, distance traveled, and calories burned. This data helps you stay motivated and achieve your fitness goals.
5. Sports Modes
The KM02 Smart Watch supports over 100 scientific sports modes, including brisk walking, running, cycling, hiking, basketball, yoga, and more. You can select the corresponding exercise mode for any type of physical activity to get professional data evaluation and track your progress.

Image: A person cycling while wearing the smartwatch, which displays exercise records including duration, total steps, and total calories.

Image: Visual representation of various sports modes supported by the smartwatch, including walking, running, cycling, swimming, hiking, skipping rope, soccer, badminton, dancing, and yoga.
6. Maintenance
6.1 Waterproof Rating
The KM02 Smart Watch has an IP68 waterproof rating, making it suitable for various scenarios including water splashing and sweat during sports. It is designed to withstand immersion in water up to 1.5 meters for 30 minutes. However, it is not recommended for hot water baths, saunas, or diving.

Image: Smartwatch being splashed with water, illustrating its IP68 waterproof capabilities.
6.2 Cleaning and Care
- Wipe the watch regularly with a soft, dry cloth.
- If necessary, use a slightly damp cloth to clean the screen and strap, then dry thoroughly.
- Avoid using harsh chemicals or abrasive materials, as these can damage the watch.
- Keep the charging contacts clean and dry to ensure proper charging.
7. Troubleshooting
7.1 Watch Not Turning On
- Ensure the watch is fully charged. Connect it to the magnetic charger and allow it to charge for at least 30 minutes before attempting to power it on.
- Press and hold the side button for several seconds.
7.2 Unable to Pair with Phone
- Make sure Bluetooth is enabled on your phone and the watch.
- Ensure the 'DA Fit' app is installed and running on your phone.
- Check that the watch is within Bluetooth range of your phone (typically 10 meters).
- Restart both your phone and the watch, then try pairing again.
- If previously paired, try unpairing the device from your phone's Bluetooth settings and then re-pairing through the 'DA Fit' app.
7.3 Inaccurate Health Data
- Ensure the watch is worn snugly on your wrist, but not too tight, allowing the sensors to make proper contact with your skin.
- Clean the sensor area on the back of the watch.
- Environmental factors and individual physiology can affect readings. For medical purposes, consult a healthcare professional.
7.4 Notifications Not Appearing
- Verify that the watch is successfully paired with your phone.
- Check notification settings within the 'DA Fit' app to ensure app notifications are enabled.
- Ensure your phone's notification settings allow the 'DA Fit' app to display notifications.
- Make sure the watch is not in 'Do Not Disturb' mode.
8. Specifications
| Feature | Specification |
|---|---|
| Model | KM02 |
| Brand | LIGE |
| Screen Size | 2.01-inch HD |
| Resolution | 240*296 pixels |
| Screen Type | TFT / IPS HD |
| Touch Type | Full Touch Screen |
| Processor | JL7012F6 |
| Memory | 128MB |
| Battery Capacity | 370mAh Polymer battery |
| Charging Method | Magnetic Charging |
| Charging Time | Approx. 2.0 hours |
| Usage Time | Up to 7 days |
| Standby Time | 25-30 days |
| Bluetooth Version | 5.2 |
| Compatibility | Android 6.0+ / iOS 10.0+ |
| App Name | DA Fit |
| Waterproof Rating | IP68 (Life Waterproof) |
| Dial Window Material | Glass |
| Case Material | Alloy |
| Band Material | Silica Gel |
| Body Material | ABS + Silicone |
| Sensors | VC30Fs (Heart Rate) |
| Dimensions (L x W x T) | 47.9mm x 39.5mm x 10.8mm |
| Band Length | 150-220mm |
| Certifications | CE, FCC, RoHS |
| GPS | No |
| SIM Card | No |
| Wi-Fi | No |

Image: Diagram illustrating the physical dimensions and some technical specifications of the smartwatch.
9. User Tips
9.1 Connectivity
Many users inquire about connecting the watch to their mobile phones. Always ensure your phone's Bluetooth is on and the 'DA Fit' app is open when attempting to sync or pair. If you experience connection issues, try restarting both devices.
10. Warranty and Support
10.1 Warranty Information
The LIGE KM02 Smart Watch comes with a 1-year warranty from the date of purchase, covering manufacturing defects. Please retain your proof of purchase for warranty claims.
10.2 Product Authenticity
This product is certified original, ensuring quality and reliability.
10.3 Security & Privacy
Your privacy is important. We do not share your personal details with any third parties without your consent. Your personal data collected by the device and app is protected and kept secure.





