1. Introduction
The LIGE FV15 Smartwatch is a versatile device designed for men, offering a range of features including Bluetooth calling, an LED flashlight, a 1.85-inch HD screen, an 800mAh battery, heart rate and sleep monitoring, 5ATM waterproofing, and over 100 sports modes. This manual provides detailed instructions for setting up, operating, and maintaining your smartwatch to ensure optimal performance.

Image: LIGE FV15 Smartwatch highlighting key features.
2. What's in the Box
Upon unboxing your LIGE FV15 Smartwatch, please verify that all the following components are included:
- Smart Watch (1 unit)
- Stainless Steel Strap (1 unit)
- Silicone Strap (1 unit)
- Charger Cable (1 unit)
- Strap Adjuster (1 unit)
Video: Unboxing the LIGE FV15 Smartwatch and its included accessories, including both strap types and the strap adjustment tool.
3. Setup
3.1 Attaching and Changing Straps
The LIGE FV15 Smartwatch comes with both a stainless steel strap and a silicone strap. You can easily switch between them using the quick-release pins. For the stainless steel strap, a strap adjuster tool is provided to remove or add links for a comfortable fit. Ensure the pins are securely fastened after changing straps.

Image: Step-by-step guide on attaching and adjusting the watch straps.
3.2 Charging the Smartwatch
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. The watch display will indicate charging status. A full charge typically takes approximately 2.5 hours.

Image: The smartwatch connected to its magnetic charging cable.
3.3 App Installation and Device Pairing
To unlock the full potential of your LIGE FV15 Smartwatch, download and install the FitCloudPro app on your smartphone. The app is compatible with Android 6.0 and iOS 9.0 or higher. Follow these steps to pair your device:
- Scan the QR code in the manual or search for "FitCloudPro" in your phone's app store.
- Install and open the app. Grant necessary permissions (e.g., Bluetooth, notifications, contacts).
- In the app, navigate to the device section and select "Add Device" or "Bind Device".
- Select "FV15" from the list of available devices.
- Confirm the pairing request on both your phone and the smartwatch.
Once paired, the app will synchronize data with your watch, and you can customize settings and receive notifications.
4. Operating Instructions
4.1 Basic Navigation
The FV15 Smartwatch features a responsive 1.85-inch HD full-touch screen. Swipe left, right, up, or down to navigate through menus and access different functions. The physical buttons on the side provide quick access to specific features or return to the home screen.
4.2 Bluetooth Calling and Message Notifications
With Bluetooth 5.0, the FV15 allows you to make and receive calls directly from your wrist. It features a 60-decibel speaker and a noise-cancelling microphone for clear communication. You can also view message notifications from various apps (SMS, Facebook, WhatsApp, Twitter, TikTok, etc.) directly on your watch. Ensure Bluetooth is enabled on your phone and the watch is paired.

Image: Smartwatch showing Bluetooth call and message alert features.
4.3 Health Monitoring
The smartwatch is equipped with a high-quality biosensor for continuous health monitoring:
- Heart Rate Monitoring: Provides 24/7 heart rate tracking and alerts for abnormalities.
- Blood Oxygen Monitoring: Measures blood oxygen levels.
- Sleep Monitoring: Tracks deep sleep, light sleep, and wakefulness to help improve sleep habits.
Access these features through the watch menu or the FitCloudPro app for detailed data and historical trends.

Image: Visual representation of health monitoring features on the smartwatch.

Image: Smartwatch showing detailed sleep monitoring data.
4.4 Sports Modes
The FV15 supports over 120 sports modes, including running, hiking, cycling, fitness, yoga, and climbing. It provides accurate exercise data such as heart rate, cadence, and calorie expenditure to help you track and optimize your workouts.

Image: Smartwatch interface showing multiple sports tracking options.
4.5 LED Flashlight
A powerful LED flashlight is integrated into the side of the watch, offering a lighting range of 6-8 meters. It features multiple modes, including bright light, flash, and SOS, making it useful for outdoor activities or emergencies.

Image: The smartwatch's LED flashlight in action, illuminating a dark area.
4.6 Other Smart Functions
The FV15 Smartwatch includes several additional features to enhance daily convenience:
- Weather Forecast: Provides real-time weather updates.
- Voice Assistant: Control your watch and phone with voice commands.
- Alarm Clock: Set alarms directly from your wrist.
- Music Control: Manage music playback on your smartphone.
- Camera Control: Remotely trigger your phone's camera.
- Sedentary & Water Reminders: Prompts you to move or drink water.
- Find Phone: Locate your misplaced smartphone.
- Customizable Watch Faces: Choose from over 200 watch faces or upload your own images.

Image: A selection of customizable watch faces available on the FV15 Smartwatch.

Image: The smartwatch being used to remotely control a smartphone camera.
5. Maintenance
To ensure the longevity and optimal performance of your LIGE FV15 Smartwatch, follow these maintenance guidelines:
- Cleaning: Regularly wipe the watch screen and straps with a soft, dry cloth. For stubborn dirt, use a slightly damp cloth and mild soap, then dry thoroughly.
- Water Resistance: The watch is 5ATM waterproof, suitable for swimming and showering. Avoid hot water, steam, or prolonged submersion in deep water. Do not operate buttons underwater.
- Battery Care: Avoid fully discharging the battery frequently. Charge the watch regularly, even if not in use for extended periods, to maintain battery health.
- Avoid Extreme Conditions: Do not expose the watch to extreme temperatures, direct sunlight for prolonged periods, or harsh chemicals.
- Durability: The watch is designed with military-grade durability, featuring anti-impact, dustproof, and anti-fluid corrosion properties. However, avoid unnecessary harsh impacts or drops.
Video: Demonstrating the military-grade durability, including anti-scratch, dustproof, and anti-crushing tests, and IP67 waterproof level of the LIGE FV15 Smartwatch.
6. Troubleshooting
If you encounter issues with your LIGE FV15 Smartwatch, refer to the following common solutions:
- Watch Not Turning On: Ensure the watch is fully charged. Connect it to the charger for at least 30 minutes.
- Cannot Pair with App: Make sure Bluetooth is enabled on your phone and the watch. Ensure the watch is within range (0.5 meters) of your phone during pairing. Restart both the watch and your phone, then try pairing again.
- Notifications Not Received: Check app permissions on your phone to ensure FitCloudPro has access to notifications. Verify that notification alerts are enabled within the FitCloudPro app for specific applications.
- Inaccurate Health Data: Ensure the watch is worn snugly on your wrist, not too tight or too loose. Clean the sensor on the back of the watch. Avoid excessive movement during measurements.
- Short Battery Life: Reduce screen brightness, disable unnecessary features (e.g., continuous heart rate monitoring if not needed), and ensure the watch is fully charged.
- Bluetooth Call Audio Issues: If the speaker is damaged or not clear, as noted in some user feedback, contact customer support. Ensure the watch is within Bluetooth range of your phone for calls.
If the problem persists, consult the official LIGE support channels.
7. Specifications
| Product Dimensions | 10 x 1.97 x 0.98 inches |
| Item Weight | 0.035 ounces (1 Grams) |
| Item Model Number | FV15 |
| Batteries | 1 Lithium Polymer batteries required (included) |
| Standing Screen Display Size | 1.85 Inches |
| Memory Storage Capacity | 256 MB |
| RAM Memory Installed Size | 128 MB |
| Operating System | Android (compatible with Android 6.0+ and iOS 9.0+) |
| Special Features | Calorie Tracker, 126 Sports Modes, Clock, Voice Call, Message Notification, AI Voice Control, Sleep Monitor, Heart Rate Monitor, Weather Forecast, Music Player |
| Battery Capacity | 800 Milliamp Hours |
| Connectivity Technology | Bluetooth 5.0 |
| Wireless Communication Standard | Bluetooth |
| Battery Cell Composition | Polymer |
| GPS | No GPS |
| Shape | Round |
8. Warranty & Support
The LIGE FV15 Smartwatch comes with a 2-year warranty. If you have any questions or require assistance, please contact LIGE customer support. They aim to provide a satisfactory response within 24 hours.
For further support, please refer to the contact information provided with your product packaging or visit the official LIGE website.