1. Introduction
This manual provides instructions for the setup, operation, and maintenance of your SUNKTA Smart Watch FV16-A. This device features a 1.32-inch AMOLED HD display, Bluetooth calling capabilities, over 100 sports modes, and comprehensive health monitoring functions. It is designed for daily wear and fitness tracking.

Image 1.1: SUNKTA Smart Watch FV16-A Overview
2. What's in the Box
Verify that all items are present in the package:
- Smart Watch
- Charger
- Metal strap + Silicone strap
- Strap installation tool
- User's manual
3. Setup
3.1. App Installation
To utilize all features of the smart watch, download and install the companion application on your smartphone. The app allows for data synchronization, watch face customization, and advanced settings.
- Scan the QR code provided in the quick start guide or search for the app name (usually mentioned in the packaging or quick start guide) in your phone's app store (Google Play Store for Android, Apple App Store for iOS).
- Download and install the application.
- Open the app and follow the on-screen instructions to create an account or log in.
3.2. Device Pairing
Pair your smart watch with your smartphone via Bluetooth:
- Ensure your smart watch is charged and powered on.
- Enable Bluetooth on your smartphone.
- Open the installed companion app.
- Navigate to the 'Device' or 'Add Device' section within the app.
- Select your smart watch (e.g., "FV16-A") from the list of available devices.
- Confirm the pairing request on both your watch and smartphone.
For Bluetooth call functionality, an additional pairing step might be required. After initial pairing, go to your phone's Bluetooth settings and connect to the watch's call audio profile (often named similarly to the watch, e.g., "FV16-A_CALL").
4. Operating Instructions
4.1. Display and Watch Faces
The watch features a 1.32-inch AMOLED HD display, offering vibrant colors and clear visibility. You can customize the watch face to suit your style.
- Changing Watch Faces: Long-press the watch screen to access available watch faces. Swipe left or right to browse and tap to select. More watch faces are available through the companion app.
- Always-on Display: The AMOLED screen supports an always-on display feature, which can be configured in the watch settings or companion app.

Image 4.1: AMOLED Display and Watch Face Customization
4.2. Bluetooth Calling and Notifications
The smart watch allows you to make and receive calls directly from your wrist and receive notifications from your smartphone.
- Making Calls: Access the dial pad or contact list on the watch to initiate calls.
- Answering Calls: When a call comes in, you can answer or reject it directly from the watch screen.
- Notifications: The watch synchronizes incoming calls, text messages, and social media notifications (e.g., Twitter, Facebook, Instagram, WhatsApp) from your paired smartphone.

Image 4.2: Bluetooth Call and Notification Features
4.3. Sports Modes
The watch supports over 100 sports modes to track your physical activity. It records data such as steps, calories burned, distance, and heart rate during workouts.
- Accessing Sports Modes: Swipe on the watch screen to find the sports mode menu. Select your desired activity.
- Tracking: The watch automatically records workout data. Synchronize data with the app for detailed analysis and to set fitness goals.

Image 4.3: 100+ Sports Modes Tracking
4.4. Health Monitoring
The smart watch provides continuous health monitoring features to help you manage your well-being.
- Heart Rate Monitoring: Tracks your heart rate throughout the day.
- Blood Oxygen Monitoring: Measures your blood oxygen levels.
- Sleep Monitoring: Analyzes your sleep patterns, including deep sleep, light sleep, and awake times.
- Stress Tracking: Monitors stress levels.
- Menstrual Cycle Management: Offers tracking and predictions for menstrual periods, ovulation, and fertile windows.
Note: Health data is for reference only and should not be used as professional diagnostic information.

Image 4.4.1: Women's Health Monitoring

Image 4.4.2: Sleep and Continuous Health Monitoring
4.5. Other Functions
The smart watch includes several additional features for convenience:
- Alarm Reminder: Set alarms directly on the watch or through the app.
- Music Control: Control music playback on your smartphone (play, pause, skip tracks).
- Camera Control: Use the watch as a remote shutter for your phone's camera.
- Weather Forecast: View current weather conditions and forecasts.
- Sedentary Reminder: Receive alerts to move after periods of inactivity.
- Drinking Reminder: Get reminders to stay hydrated.
- Stopwatch & Timer: Basic timekeeping functions.
- Voice Assistant: Access your phone's voice assistant through the watch.

Image 4.5: Multi-function Smartwatch Features
5. Maintenance
5.1. Water Resistance
The SUNKTA Smart Watch FV16-A has an IP68 waterproof rating, meaning it is resistant to dust and can withstand immersion in water up to 1.5 meters for 30 minutes. It is suitable for daily activities such as washing hands, showering, and swimming.
- Limitations: Do not use the watch for diving, hot water activities (e.g., hot showers, saunas), or in highly corrosive environments such as spas or seawater.
- Drying: After exposure to water, ensure the watch is thoroughly dried before charging or using buttons.

Image 5.1: IP68 Water Resistance
5.2. Battery Life and Charging
The watch is equipped with a 200 mAh Lithium Polymer battery, offering extended usage on a single charge.
- Charging Time: Approximately 2 hours for a full charge.
- Usage Duration: Up to 2 days with normal use; up to 7 days in power-saving mode; up to 15 days standby.
- Charging: Use the provided magnetic charger. Ensure the charging pins align correctly with the watch's charging contacts.
6. Troubleshooting
If you encounter issues with your smart watch, refer to the following common solutions:
- Connectivity Issues (Bluetooth):
- Ensure Bluetooth is enabled on your phone and the watch is within range.
- Restart both your phone and the smart watch.
- If the connection is frequently lost, try unpairing the device from your phone's Bluetooth settings and then re-pairing through the companion app.
- App Not Syncing Data / Watch Not Working After Charge:
- Ensure the companion app is running in the background and has necessary permissions.
- If issues persist, try uninstalling and reinstalling the companion app, then re-pair the watch.
- Notifications Not Appearing:
- Check notification permissions for the companion app in your phone's settings.
- Ensure notification settings are enabled within the companion app for specific applications.
- Inaccurate Step Count:
- Ensure the watch is worn correctly on your wrist.
- Calibrate the pedometer if an option is available in the app.
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | FV16-A |
| Display Size | 1.32 Inches |
| Display Type | AMOLED |
| Connectivity | Bluetooth 5.0 |
| Battery Capacity | 200 Milliamp Hours (Lithium Polymer) |
| Water Resistance | IP68 |
| Operating System | AsteroidOS |
| Memory Storage Capacity | 512 MB |
| Compatibility | Android 5.0+ / iOS 8.0+ (iOS 13+ for one-click calling) |
| Item Weight | 6.4 ounces |
8. Warranty and Support
SUNKTA provides a 365-day after-sales service for the FV16-A Smart Watch. If you have any questions, concerns, or require assistance with your product, please contact our customer service team. We aim to provide a satisfactory response within 24 hours.
For support, please refer to the contact information provided in your product packaging or visit the official SUNKTA website.

Image 8.1: Customer Service Information





