1. Introduction
Thank you for choosing the SUNKTA Military Smart Watch. This rugged and versatile smartwatch is designed to support your active lifestyle, offering features such as Bluetooth calling, comprehensive health monitoring, and a wide array of sports modes. This manual provides detailed instructions to help you set up, operate, and maintain your device.
What's in the Box
- SUNKTA Military Smart Watch (Model A230+)
- Watch Straps (typically one silicone, one steel)
- Magnetic Charging Cable
- User Manual

Image: The SUNKTA Military Smart Watch, showcasing its robust design and included strap options.
2. Setup
App Installation and Connection
To unlock the full potential of your smartwatch, download and install the 'FitCloudPro' app on your smartphone.
- Turn on your phone's Bluetooth.
- Search for "FitCloudPro" on Google Play Store (Android) or Apple App Store (iOS) and download the app.
- Open the "FitCloudPro" app, navigate to the "Devices" screen, and tap the "+ Bind Device" button.
- Select "K-52" from the list to pair your smartwatch.

Image: Visual guide for connecting the smartwatch to the FitCloudPro application.
Bluetooth Call Setup
After initial pairing, enable the Bluetooth call function for hands-free communication.
- Ensure your watch has a Bluetooth connection with your mobile phone.
- On the smartwatch, swipe the screen to the right and tap the "Call" icon.
- On your phone, go to Bluetooth settings and ensure "K-52" is connected for both calls and media audio.

Image: The smartwatch's Bluetooth calling feature in action, showing the dial pad and call interface.
3. Operating Instructions
Basic Navigation
- Swipe Up/Down: Access quick settings or notifications.
- Swipe Left/Right: Navigate through main functions (e.g., health data, sports modes, weather).
- Tap: Select an option or open an application.
- Side Buttons: Typically used for power on/off, screen wake, or quick access to specific functions.
Health Monitoring
The smartwatch provides continuous monitoring of key health metrics.
- Heart Rate: 24-hour dynamic heart rate tracking.
- Blood Oxygen (SpO2): Real-time blood oxygen level detection.
- Blood Pressure: Real-time blood pressure monitoring.
- Sleep Monitoring: Records sleep time and analyzes sleep stages (deep sleep, light sleep, REM).
Note: Health data provided by this device is for reference only and should not be used for medical diagnosis or treatment.

Image: Overview of the smartwatch's health monitoring capabilities, including sleep tracking and vital signs.
Sports Modes
With over 100 sports modes, the watch tracks your performance during various activities.
- Access sports modes from the main menu.
- Select your desired activity (e.g., running, cycling, basketball).
- The watch will record data such as workout heart rate, distance, speed, and calories burned.
- More sports modes can be downloaded via the FitCloudPro app.

Image: The smartwatch tracking a workout, highlighting its multiple sports modes and fitness data.
Notifications and Calls
Stay connected with call and message notifications directly on your wrist.
- Incoming Calls: Answer, reject, or dial calls directly from the watch.
- Message Notifications: Receive alerts for SMS, WhatsApp, Facebook, Twitter, and other apps. You can preview messages on the watch screen.
- Contacts: Add frequently used contacts via the app for quick dialing.

Image: The smartwatch displaying various app notifications and its integrated Bluetooth call function.
Customizing Watch Faces
Personalize your smartwatch with a variety of watch faces.
- The watch comes with 7 local classic UI designs.
- The FitCloudPro app offers nearly 200 UI designs to choose from.
- You can also customize your dial using personal photos (selfies, family, pets, landscapes) synced from your phone.

Image: Options for customizing the smartwatch's dial, including pre-set designs and personal photo uploads.
Other Features
- AI Voice Assistant: Control your watch and phone with voice commands.
- Weather Forecast: Get real-time weather updates.
- Music Control: Play, pause, skip tracks on your phone.
- Remote Camera: Use your watch as a remote shutter for your phone's camera.
- Alarm Clock, Timer, Stopwatch, Calculator: Essential utility tools.
- Sedentary Reminder & Drink Water Reminder: Promote healthy habits.
- Find Phone/Watch: Locate your paired device.
4. Maintenance
Battery Charging
The smartwatch is equipped with a 400mAh battery, offering extended usage.
- Charging Time: Approximately 1-2 hours for a full charge.
- Usage Time: Up to 7-10 days with normal use.
- Standby Time: Up to 30 days.
- Use the provided magnetic charging cable. Ensure the charging pins align correctly with the watch's charging points.

Image: The smartwatch connected to its magnetic charging cable, illustrating its 400mAh battery capacity and usage times.
Water Resistance
The smartwatch boasts a 5ATM waterproof rating, making it suitable for various water-related activities.
- Suitable for splashes, rain, showering (cold water), and shallow-water swimming.
- Not suitable for hot water, saunas, diving, or high-pressure water activities.
- Avoid pressing buttons underwater.

Image: The smartwatch's 5ATM waterproof capability, showing it resistant to water splashes.
Care and Cleaning
- Clean the watch regularly with a soft, dry cloth.
- If exposed to sweat or water, wipe it dry to prevent corrosion.
- Avoid exposing the watch to extreme temperatures or harsh chemicals.
5. Troubleshooting
If you encounter issues with your smartwatch, refer to the following common problems and solutions:
| Problem | Possible Cause / Solution |
|---|---|
| Weather forecast out of sync | Ensure "weather push" is enabled in the FitCloudPro app (Me > Units > Weather Push). Check phone's location services. |
| Charging cable does not hold securely | Ensure the magnetic pins are clean and properly aligned with the watch's charging contacts. Avoid moving the watch during charging. |
| No low battery warning | The watch may not have an audible/vibration alert for low battery. Monitor battery level regularly via the FitCloudPro app. |
| Inaccurate health measurements (BP, steps) | Ensure the watch is worn snugly on the wrist. Note that these measurements are for reference and not medical-grade. Environmental factors or movement can affect accuracy. |
| Watch stopped working or won't charge | Try restarting the watch. Ensure the charging cable and adapter are functional. If issues persist, contact customer support. |
| Difficulty navigating on-screen display | Refer to the "Basic Navigation" section. Practice swiping and tapping gestures. Adjust screen brightness if needed. |
6. Specifications
| Feature | Detail |
|---|---|
| Model Number | A230+ |
| Screen Size | 1.39 Inches HD Touchscreen (360*360 pixels) |
| Battery Capacity | 400 mAh Lithium Polymer |
| Water Resistance | 5ATM |
| Connectivity | Bluetooth 5.0 |
| Compatibility | Android 4.4 and above, iOS 8.0 and above |
| Memory Storage | 128 MB |
| Product Dimensions | 8.66 x 1.81 x 0.51 inches |
| Item Weight | 3.53 ounces (100 Grams) |
| Manufacturer | SUNKTA |
7. Warranty and Support
Your SUNKTA Military Smart Watch comes with a 12-month warranty from the date of purchase. This warranty covers manufacturing defects and issues arising from normal use.
Customer Service
If you have any questions, concerns, or require assistance with your smartwatch, please do not hesitate to contact our customer support team. We are committed to providing a solution within 24 hours.
- For general inquiries or troubleshooting, refer to the official user guide PDF: SUNKTA Smart Watch User Guide (PDF)
- For direct support, please contact the seller or manufacturer through the platform where you purchased the product.

Image: SUNKTA's commitment to customer service, including online support and warranty details.



