Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your SUNKTA Smart Watch. Designed for durability and comprehensive health and fitness tracking, this smartwatch features a 1.43-inch AMOLED display, Bluetooth calling capabilities, and a robust 5ATM waterproof rating. Please read this manual thoroughly to ensure optimal performance and longevity of your device.

Image: The SUNKTA Smart Watch, showcasing its sleek design with a metal band and various screen displays including time, heart rate, and app icons.
Setup Guide
1. Charging the Device
Before first use, fully charge your SUNKTA Smart Watch. The watch is equipped with a 400mAh high-performance battery. A full charge takes approximately 2 hours and provides 7-10 days of typical use or up to 30 days in standby mode.

Image: The SUNKTA Smart Watch connected to a charger, highlighting its 400mAh battery capacity and long battery life.
2. App Download and Pairing
To unlock the full features of your smartwatch, download the companion application. Follow these steps:
- Enable Bluetooth: Turn on Bluetooth on your smartphone.
- Download 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: Step-by-step visual guide for connecting the smartwatch, including enabling Bluetooth, scanning a QR code for the app, and pairing.
You can also download the app directly from: FitCloudPro Download
- Pairing: Open the "FitCloudPro" app, navigate to "Device" or "Add Device," and select your SUNKTA Smart Watch from the list (it may appear as "EF3" or similar). Follow the on-screen prompts to complete the pairing process.
- Enable Notifications: Allow the app to display notifications from your phone's settings to receive calls, messages, and app alerts on your watch.
Operating Instructions
1. Display and Watch Faces
The SUNKTA Smart Watch features a 1.43-inch AMOLED HD touchscreen with a resolution of 466*466 pixels, providing clear visuals and smooth operation. It supports an Always-On Display function for continuous time visibility.
- Navigation: Swipe left/right to access different functions, swipe up/down for quick settings or notifications.
- Watch Faces: Customize your watch face from over 100 options available through the FitCloudPro app. You can also create custom DIY watch faces.

Image: Close-up of the 1.43-inch AMOLED display, demonstrating its clarity, Always-On Display feature, and a selection of over 100 customizable watch faces.
2. Bluetooth Calling & Smart Notifications
With a built-in high-quality speaker and microphone, the smartwatch allows you to make and answer calls directly from your wrist. It also vibrates to alert you of incoming calls, messages, and notifications from various applications (e.g., Facebook, WhatsApp, Twitter, Instagram).
- Making Calls: Access the dial pad or contacts list on the watch to initiate calls.
- Answering Calls: Tap the green icon on the watch screen when a call comes in.
- Notifications: Ensure notification permissions are enabled in the FitCloudPro app and your phone settings.

Image: The smartwatch showing an incoming call and icons for various social media and messaging app notifications, illustrating its Bluetooth call and smart notification features.
3. Health Monitoring
The SUNKTA Smart Watch provides 24/7 health tracking, offering real-time measurements and data records for 7 to 30 days.
- Heart Rate: Continuous heart rate monitoring.
- Blood Oxygen (SpO2): Measures blood oxygen saturation levels.
- Blood Pressure: Provides estimated blood pressure readings.
- Sleep Monitoring: Tracks sleep patterns and quality.
- Calories: Estimates calorie burn throughout the day.
Note: Health monitoring data is for reference only and should not be used for medical diagnosis. Consult a healthcare professional for any health concerns.

Image: The smartwatch interface showing various health metrics, including heart rate, blood pressure, blood oxygen, and sleep monitoring, with a background image of a person exercising.
4. Sport Modes and Activity Tracking
The watch supports over 120 sport modes, tracking key metrics such as heart rate, distance, calories burned, and training time during your workouts.
- Available Modes: Includes running, hiking, cycling, long jump, skiing, basketball, jump rope, soccer, walking, badminton, and many more.
- Activity Data: View real-time data on your watch and detailed summaries in the FitCloudPro app.

Image: The smartwatch screen showing sport mode data like heart rate, distance, steps, calories, and time, with icons representing various sports activities.
5. Additional Functions
Your SUNKTA Smart Watch comes with a variety of practical features to enhance your daily life:
- AI Voice Assistant: Control your watch or phone functions using voice commands.
- Music Control: Play, pause, skip tracks, and adjust volume for music playing on your phone.
- Weather Forecast: Get real-time weather updates.
- Calculator: Perform basic calculations.
- Alarm Clock, Timer, Stopwatch: Essential time management tools.
- Remote Camera: Use your watch as a remote shutter for your phone's camera.
- Phone Finder: Locate your misplaced phone by making it ring.
- Other Features: Password lock, collection code, business card, 27 languages, pedometer, distance, do not disturb mode, brightness setting, sedentary reminder, drinking reminder, breathe training.

Image: A collage of images showing the smartwatch's additional functions, including AI voice assistant, music control, alarm clock, weather forecast, remote camera, and various utility icons like find phone, stopwatch, and calculator.
Maintenance
1. Durability and Water Resistance
The SUNKTA Smart Watch is built to military-grade standards, ensuring high durability. It features 5ATM waterproof and IP68 dustproof capabilities, making it suitable for various environments, including swimming (not for hot water or diving).
- Waterproof: 5ATM (suitable for splashes, rain, showering, and shallow-water swimming). Do not use in hot water, saunas, or for diving.
- Shockproof & Dustproof: Designed to withstand impacts and prevent dust ingress.
- Temperature Resistance: Operates effectively in harsh conditions from -40°C to 70°C.
- Screen Protection: Features a 9H Dual Glass Cover for enhanced scratch resistance.

Image: A graphic illustrating the smartwatch's military-grade standard features, including anti-impact, dustproof, extreme temperature resistance, anti-fluid corrosion, and IP68 waterproof rating.
2. Cleaning and Care
- Cleaning: Wipe the watch and band regularly with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials.
- Drying: Ensure the watch is completely dry after exposure to water before charging or prolonged use.
- Storage: Store the watch in a cool, dry place when not in use.
Troubleshooting
If you encounter issues with your SUNKTA Smart Watch, please refer to the following common solutions:
- Watch not turning on: Ensure the watch is fully charged. Connect it to the charger and wait a few minutes before attempting to power it on.
- Cannot pair with phone:
- Ensure Bluetooth is enabled on your phone and the watch.
- Make sure the FitCloudPro app is installed and running.
- Restart both your phone and the watch.
- Forget the device in your phone's Bluetooth settings and try pairing again.
- Ensure the watch is not already connected to another device.
- Notifications not received:
- Check if notification permissions are enabled for the FitCloudPro app in your phone's settings.
- Ensure the app is running in the background and not being closed by your phone's battery optimization.
- Verify that "Do Not Disturb" mode is not active on the watch or phone.
- Inaccurate health data:
- Ensure the watch is worn snugly on your wrist, about one finger's width from your wrist bone.
- Keep the sensor clean and free from debris.
- Avoid excessive movement during measurements.
- Short battery life:
- Reduce screen brightness.
- Limit the use of power-intensive features like continuous heart rate monitoring or Always-On Display if not needed.
- Ensure the watch is fully charged each time.
If the issue persists, please contact customer support.
Specifications
| Feature | Detail |
|---|---|
| Display | 1.43-inch AMOLED HD Touchscreen, 466*466 resolution |
| Battery Capacity | 400 mAh Lithium Polymer |
| Battery Life | 7-10 days (typical use), up to 30 days (standby) |
| Charging Time | Approx. 2 hours |
| Water Resistance | 5ATM, IP68 Dustproof |
| Connectivity | Bluetooth |
| Compatibility | Android, iOS |
| Sport Modes | 120+ |
| Health Monitoring | Heart Rate, Sleep, SpO2, Blood Pressure, Calories |
| Memory | 128 MB RAM |
| Item Weight | 3.53 ounces |
| Dimensions | Approx. 3.94 x 1.97 x 0.98 inches (Package) |
| Manufacturer | SUNKTA |
Warranty and Support
SUNKTA is committed to providing excellent customer service and product quality.
- Warranty: Your SUNKTA Smart Watch comes with a 2-year guarantee from the date of purchase.
- Returns Service: Enjoy a 6-month returns service for eligible issues.
- Online Service: 24-hour online customer service is available to assist you with any inquiries or technical support needs.

Image: SUNKTA's commitment to customer service, detailing 24-hour online support, 6-month return policy, and a 2-year product guarantee.
For support, please visit the official SUNKTA website or contact their customer service channels as provided in your product packaging.





