1. Introduction
Thank you for choosing the LIGE SML6-A Smartwatch. This device is designed to enhance your daily life with its advanced features, including a vibrant 1.43-inch AMOLED display, Bluetooth calling, voice assistant, comprehensive health monitoring, and a wide range of sports modes. This manual provides detailed instructions to help you set up and operate your smartwatch effectively.
2. What's in the Box
Upon opening your LIGE SML6-A Smartwatch package, you should find the following items:
- Smartwatch
- Stainless Steel Strap
- Silicone Strap
- Charging Cable
- User Manual
3. Setup Guide
3.1. Charging the Smartwatch
Before initial 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. A full charge typically takes approximately 2 hours.
3.2. App Installation: FitCloudPro
To unlock the full potential of your LIGE SML6-A Smartwatch, download and install the 'FitCloudPro' application on your smartphone.
- Activate Bluetooth: Ensure Bluetooth is enabled on your smartphone.
- Download the App: Scan the QR code below or search for 'FitCloudPro' in your phone's app store (App Store for iOS, Google Play Store for Android).

Image: Steps to download the FitCloudPro app by scanning a QR code or searching in app stores. The image also shows the app interface and connection process.
Alternatively, you can visit the direct link: http://fitcloud.hetangsmart.com/qrcode/_cn/
- Open and Register: Open the FitCloudPro app and follow the on-screen instructions to create an account or log in as a guest. You will be prompted to fill in personal information for accurate health tracking.
3.3. Pairing the Smartwatch
After installing the app, pair your smartwatch with your phone:
- Open the FitCloudPro app.
- Navigate to the 'Device' section (usually found at the bottom of the app interface).
- Tap 'Add Device' or 'Discover new device'. The app will search for nearby Bluetooth devices.
- On your smartwatch, swipe down from the main screen to access quick settings, then tap the 'i' icon (information) to find the Bluetooth name (e.g., SML6).
- Select 'SML6' from the list in the app to connect. Confirm the pairing request on both your phone and smartwatch.
- Once connected, the app will show 'Successfully Bound'.
3.4. Enabling Notifications
To receive notifications on your smartwatch:
- In the FitCloudPro app, go to the 'Device' section.
- Tap 'Push Notifications'.
- Enable 'All Reminders' or individually select the apps from which you want to receive notifications (e.g., Call, SMS, Email, Facebook, WhatsApp, Twitter, Snapchat, Instagram, Gmail).

Image: The smartwatch showing incoming message notifications from various social media platforms and demonstrating the voice assistant feature.
4. Operating Instructions
4.1. Basic Navigation
The LIGE SML6-A Smartwatch features a 1.43-inch AMOLED full-touch screen and two physical buttons for navigation:
- Touchscreen: Swipe left/right, up/down, and tap to navigate menus, select options, and view information.
- Rotating Crown (Button 2): This button can be used for menu navigation and as a voice assistant activator.
- Custom Button (Button 1 - Sport): Typically used to quickly access sports modes or music control.
- Power Button (Button 3): Used to turn the watch on/off, wake/sleep the screen, or return to the home screen.

Image: Close-up of the smartwatch showing the rotating crown and custom buttons, labeled for their functions: Music/Sport Menu, Voice Assistant/Menu, and Power/Screen On/Off.
4.2. Bluetooth Calls and Voice Assistant
The smartwatch supports Bluetooth calls and an AI voice assistant:
- Making Calls: Access the dial pad on the watch to make calls directly. You can also store frequent contacts for quick dialing.
- Receiving Calls: Answer, reject, or view call logs directly from your wrist.
- Voice Assistant: Activate the AI voice assistant to control your watch hands-free, ask questions, or perform tasks.

Image: A user interacting with the smartwatch for HD Bluetooth voice calls, showing the dialing interface, call records, and voice assistant options.
4.3. Health Monitoring
Your smartwatch continuously monitors various health metrics:
- Heart Rate: Real-time heart rate tracking.
- Blood Oxygen (SpO2): Monitor your blood oxygen levels.
- Blood Pressure: Track your blood pressure.
- Sleep Monitoring: Analyzes your sleep patterns and quality.
- Sedentary Reminder: Reminds you to move after periods of inactivity.
- Drink Water Reminder: Prompts you to stay hydrated.

Image: The back of the smartwatch showing the PPG optical biosensor, with various health metrics like heart rate, blood pressure, blood oxygen, and sleep monitoring displayed on watch faces.
4.4. Sports Modes
The smartwatch supports 129 sports modes to track your fitness activities:
- Track steps, distance, calories burned, and heart rate during workouts.
- Includes modes for walking, running, cycling, yoga, and many more.

Image: A person cycling with the smartwatch displaying various sports tracking data such as steps, calories, and distance, along with icons for different activities like walking, running, and exercise bike.
4.5. Other Smart Features
- Music Control: Control music playback on your smartphone directly from your watch.
- Weather Forecast: Get real-time weather updates.
- Remote Camera: Use your watch as a remote shutter for your phone's camera.
- Timer & Stopwatch: Essential tools for timing activities.
- Alarm Clock: Set alarms directly on your watch.
- Find Phone/Watch: Locate your paired device.
- Breathing Training: Guided breathing exercises for relaxation.
- Always-On Display (AOD): The 1.43-inch AMOLED screen supports AOD, allowing you to see the time without raising your wrist.
- Customizable Watch Faces: Choose from over 200 watch faces or create your own DIY designs through the FitCloudPro app.

Image: The smartwatch showcasing a variety of watch faces, highlighting the 1.43-inch HD color touch screen and personalized watch face options.

Image: Three panels illustrating practical features: music control, weather forecast, and remote camera control, along with icons for exercise, data, health monitoring, sedentary reminder, drinking water reminder, breathing training, sleep, messages, timer, alarm clock, stopwatch, and find phone.
5. Maintenance
5.1. Water Resistance
The LIGE SML6-A Smartwatch is IP68 rated and water-resistant up to 50 meters. This means it can withstand splashes, rain, and brief immersion in water. However, it is not recommended for hot water activities, diving, or prolonged submersion.
5.2. Cleaning
Regularly clean your smartwatch and straps to prevent skin irritation and maintain optimal performance. Use a soft, damp cloth to wipe the watch body and straps. Avoid using harsh chemicals or abrasive materials.
5.3. Battery Care
The smartwatch is equipped with a 400mAh battery, offering 7-15 days of regular use and over 30 days in standby mode. To prolong battery life:
- Avoid extreme temperatures.
- Charge the device before the battery is completely depleted.
- Do not leave the watch uncharged for extended periods.

Image: The smartwatch highlighting its 360mAh battery capacity (note: JSON states 400mAh, image states 360mAh, using JSON for specs but acknowledging image) and indicating usage times of 3-7 days and standby time of 25 days.
6. Troubleshooting
If you encounter issues with your LIGE SML6-A Smartwatch, try the following:
- Cannot Pair: Ensure Bluetooth is on, the app is open, and the watch is within range. Restart both devices.
- No Notifications: Check app notification settings and phone's system notification permissions for FitCloudPro.
- Inaccurate Health Data: Ensure the watch is worn snugly on your wrist. Update the app and watch firmware.
- Short Battery Life: Reduce screen brightness, disable unnecessary features, and ensure proper charging.
For further assistance, refer to the support section or contact customer service.
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | SML6-A |
| Display Size | 1.43 Inches |
| Display Type | AMOLED |
| Resolution | 326 ppi |
| Max Brightness | 500 NIT Coating |
| Operating System | AsteroidOS |
| Memory Storage Capacity | 256 MB |
| RAM Installed | 256 MB |
| Battery Capacity | 360 mAh |
| Battery Type | Lithium-polymer |
| Average Battery Life | 7 days |
| Charging Time | 2 hours |
| Connectivity Technology | Bluetooth |
| Wireless Communication Standard | Bluetooth |
| GPS Functionality | GPS via smartphone |
| Water Resistance Level | IP68, 50 Meters |
| Band Material Type | Stainless Steel |
| Case Material Type | Stainless Steel |
| Band Width | 22 Millimeters |
| Item Weight | 70 Grams |
| Compatible Devices | Smartphone (Android 5.0+, iOS 9.0+) |
| Input Human Interface | Buttons, Microphone, Touchscreen |
| Special Features | 1.43'' Always-On Screen, Bluetooth Calls, AI Voice Assistant, Smart Reminders, Weather Forecast, Remote Camera, Music Control, Health Tracking, 129 Sports Modes, Calories, Pedometer, Distance, Timer, Stopwatch, Alarm, Phone/Watch Finder, 23 Languages, Do Not Disturb Mode, Power Saving Mode |
8. Warranty and Support
LIGE offers comprehensive support for your smartwatch:
- Warranty: The product comes with a 2-year limited warranty.
- After-Sales Service: Enjoy 365 days of after-sales service.
- Customer Support: For any questions regarding your smartwatch, please contact LIGE customer service. A quick response is available 24/7 to resolve all your issues.
- Compatibility: Compatible with Android 5.0+ and iOS 9.0+ smartphones (iOS 13+ is required for the one-click call function).

Image: An infographic detailing LIGE's customer service, including 24-hour online support, 6-month return and exchange service, and a 2-year warranty.