1. Introduction
This manual provides detailed instructions for the LIGE Military Smart Watch, designed for robust outdoor use and comprehensive health monitoring. It is compatible with both Android and iOS devices, offering features such as Bluetooth calling, voice assistant, extensive sport modes, and health tracking.
What's in the Box
- Smartwatch
- Charger
- User Manual
- 2 Straps (one silicone, one metal)

Figure 1: Contents of the LIGE Military Smart Watch packaging.
2. Setup Guide
2.1 Charging the Smart Watch
Before initial use, fully charge your smartwatch. Connect the magnetic charging cable to the charging points on the back of the watch. Connect the USB end of the cable to a standard USB power adapter (not included). A full charge typically takes 1-2 hours and provides 3-7 days of use or up to 15 days of standby time.

Figure 2: The LIGE Military Smart Watch showing its charging interface and diverse display options.
2.2 App Installation and Pairing
To unlock the full potential of your smartwatch, download and install the 'FitCloudPro' app on your smartphone. The app is available on both Google Play Store (for Android) and Apple App Store (for iOS).
- Turn on your phone's Bluetooth.
- Open the 'FitCloudPro' app.
- In the app, navigate to the 'Devices' section and search for 'K-52' to pair.
- Once connected, open the smartwatch, scroll down the menu, and tap the 'Call' function icon.
- Go to your phone's Bluetooth settings and find 'K-52' to connect for audio functions.
Video 1: Demonstrates the Bluetooth connectivity and various features of the Smart Watch K52.
Video 2: An unboxing video of the BW1846 Smart Watch, showcasing its multi-color display and initial setup.
3. Operating Instructions
3.1 Bluetooth Calls & Voice Assistant
The smartwatch features a built-in microphone and HiFi speaker, enabling you to make, receive, and reject calls directly from your wrist. You can also add quick contacts for convenience. Activate the latest voice assistant by speaking to your watch for hands-free control.

Figure 3: The smartwatch displaying incoming call and message notifications, highlighting its Bluetooth call feature.
3.2 Personalized Watch Faces & Display
The 1.39-inch touchscreen offers a high-quality visual experience with adjustable brightness and a 360x360 resolution. Choose from 7 built-in watch faces or explore over 100 customizable options via the 'FitCloudPro' app. You can even personalize your watch face with your favorite images.

Figure 4: The FitCloudPro app interface for customizing watch faces, allowing users to select from various designs or upload their own images.
3.3 Multifunctional Features
Beyond communication, the smartwatch includes a combination lock, find watch/phone function, GPS tracking (via phone), stopwatch, timer, weather updates, music control, and camera control. Additional features like business card storage, calculator, alarm, Do Not Disturb mode, and support for 27 languages enhance its practicality.
3.4 Sport Modes & Health Management
The watch supports 21 built-in sports modes, with over 100 more available through the app. It can connect to your phone's GPS to record activity data. For health monitoring, it continuously tracks real-time heart rate, SpO2, blood pressure, and sleep status, providing insights to maintain a healthy lifestyle. Features like 'drink reminder' and 'sedentary reminder' help you make necessary adjustments. Please note that health data is for reference only and not a substitute for professional medical advice.

Figure 5: The smartwatch interface showing sleep tracking details and icons representing heart rate and blood pressure monitoring.
Video 3: A comprehensive overview of the 1.39-inch Smartwatch, highlighting its call answering capabilities and 400mAh battery.
4. Maintenance
4.1 Waterproof Rating
The LIGE Military Smart Watch has an IP67 waterproof rating, making it suitable for daily waterproof needs such as hand washing or light rain. However, prolonged immersion in water, hot water, or steam is not recommended to prevent damage.

Figure 6: The smartwatch demonstrating its robust military standard design, including resistance to various environmental conditions like water.
4.2 Battery Care
The 400mAh built-in Lithium Polymer battery provides extended usage. To maximize battery life, avoid extreme temperatures and use only the provided charging cable. Regular charging within the recommended 1-2 hour timeframe is advised.
5. Troubleshooting
If you encounter any issues with your LIGE Military Smart Watch, please try the following general troubleshooting steps:
- Restart the device: A simple restart can often resolve minor software glitches.
- Check Bluetooth connection: Ensure your watch is properly paired with your phone via Bluetooth for all features to function correctly.
- Update the app: Make sure your 'FitCloudPro' app is updated to the latest version.
- Factory Reset: As a last resort, you may perform a factory reset through the watch settings. Note that this will erase all data on the watch.
For persistent issues, please refer to the Warranty and Support section for contact information.
6. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 3.94 x 1.57 x 0.39 inches |
| Item Weight | 5 ounces |
| ASIN | B0D3V46HGR |
| Item Model Number | ASD-BW1846F |
| Batteries | 1 Lithium Polymer batteries required (included) |
| Date First Available | May 10, 2024 |
| Manufacturer | LIGE |
| Standing Screen Display Size | 1.39 Inches |
| Operating System | Android (specific version not specified) |
| Battery Capacity | 400 Milliamp Hours |
| Connectivity Technology | Bluetooth |
| Wireless Communication Standard | Bluetooth |
| Battery Cell Composition | Lithium Polymer |
| GPS | GPS Via Smartphone |
| Shape | Round |
| Screen Size | 1.39 Inches |
| Brand | LIGE |
7. Warranty and Support
LIGE offers a 2-year warranty (repair or replacement service) for the Military Smart Watch. If you have any questions or require assistance, please contact LIGE customer service. They aim to reply and provide a satisfactory solution within 24 hours.
For further support, please visit the official LIGE store or contact their customer service channels as provided with your product documentation.