1. Introduction
This manual provides essential information for the proper setup, operation, and maintenance of your EIGIIS Military Smart Watch. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.

Image: EIGIIS Military Smart Watch, showcasing its rugged design and digital display.
Product Features Overview
- Military-Grade Durability: Certified for resistance against cold, moisture, freezing rain, heat, salt spray, and impact.
- Integrated LED Flashlight: Conveniently located on the side for outdoor use.
- 100+ Sports Modes: Comprehensive tracking for various physical activities.
- Bluetooth Calling & Smart Notifications: Make and receive calls, and get alerts from messaging apps directly on your watch.
- 24/7 Health Monitoring: Includes heart rate, blood oxygen, and sleep tracking.
- 3ATM Water Resistance: Suitable for hand washing and daily splashes, but not for diving or hot water activities.
- Practical Functions: Pedometer, alarm, remote camera control, 'find my phone', and voice assistant.
2. What's in the Box
Upon unpacking, please verify that all the following items are included:
- 1 x EIGIIS Rugged Smart Watch (Model: KE3NC)
- 1 x Watch Band (pre-attached or separate)
- 1 x Charging Cable
- 1 x User Manual (this document)
- 1 x Retail Box
3. Setup Guide
3.1 Initial Charging
Before first use, fully charge your smartwatch. Connect the magnetic charging cable to the charging contacts on the back of the watch and plug the USB end into a standard USB power adapter (not included). A full charge typically takes approximately 2 hours.

Image: The smartwatch screen showing battery capacity and charging time details.
3.2 App Installation and Device Pairing
To unlock the full functionality of your EIGIIS Smart Watch, you need to download and connect it to the companion app, FitCloudPro.
- Download the App: Scan the QR code in the included user manual or search for "FitCloudPro" in the Apple App Store (for iPhone) or Google Play Store (for Android).
- Enable Bluetooth: Ensure Bluetooth is enabled on your smartphone.
- Open FitCloudPro: Launch the app and follow the on-screen instructions to create an account or log in.
- Add Device: In the app, navigate to the "Device" or "Add Device" section. The app will search for nearby devices.
- Select Your Watch: Select "KE3NC" from the list of found devices. Confirm the pairing request on both your phone and the watch.
- Grant Permissions: Allow necessary permissions (e.g., notifications, contacts, location) for the app to function correctly.
- Enable Call Audio: For Bluetooth calling, ensure "Call Audio" is enabled in your phone's Bluetooth settings for the connected watch.


Image: A sequence of smartphone screens illustrating the steps to connect the smartwatch via the FitCloudPro app, including Bluetooth pairing and audio settings.
4. Operating Instructions
4.1 Basic Navigation
- Power On/Off: Press and hold the power button (usually the top right button) for a few seconds.
- Screen Wake/Sleep: Press the power button briefly or raise your wrist.
- Touch Screen: Swipe left/right/up/down to navigate menus and tap to select.
- Side Buttons: The watch features multiple side buttons for quick access to functions like the flashlight, sports modes, or returning to the home screen. Refer to the watch's on-screen prompts for specific button assignments.
4.2 LED Flashlight
Your EIGIIS Smart Watch is equipped with a built-in LED flashlight for convenience in low-light conditions.
- Activation: The flashlight can typically be activated via a dedicated side button or through the watch's quick settings menu.
- Usage Note: Prolonged use of the flashlight will accelerate battery consumption.

Image: The smartwatch with its side-mounted LED flashlight active, illuminating a dark environment.
4.3 Sports Modes
The watch supports over 100 sports modes to track your physical activities. Access these modes through the main menu.
- Selection: Swipe through the sports mode list and tap to select your desired activity (e.g., Running, Climbing, Cycling, Basketball).
- Tracking: The watch will automatically record steps, heart rate, and calories burned during your workout.
- Data Review: Sync with the FitCloudPro app to view detailed exercise data and progress.

Image: The smartwatch interface showing a selection of sports modes, including walking, running, and cycling, with an athlete in the background.
4.4 Bluetooth Calling & Smart Notifications
With its built-in speaker and microphone, the watch allows for convenient communication and notification management.
- Making/Receiving Calls: Once paired, you can dial numbers or answer incoming calls directly from your watch.
- Notifications: Receive alerts from various apps (e.g., Skype, WhatsApp, Facebook, LINE) on your watch. Manage notification settings within the FitCloudPro app.

Image: The smartwatch screen showing an incoming message notification, with various social media app icons below.

Image: A banner showing the smartwatch's Bluetooth calling feature, with a call interface on the watch and phone keypad/contact list on the side.
4.5 Health Monitoring
The watch provides continuous health monitoring features to help you stay informed about your physical condition.
- Heart Rate Monitoring: Tracks your heart rate 24/7.
- Blood Oxygen Monitoring: Measures your blood oxygen levels.
- Sleep Tracking: Analyzes your sleep quality, including sleep stages.
- Important Note: The measurement data is FOR REFERENCE ONLY and should NOT be used for medical purposes.

Image: The smartwatch displaying various health metrics including heart rate, blood oxygen, and sleep duration, with a person cycling in the background.
4.6 Other Practical Functions
The EIGIIS Smart Watch offers additional features to enhance your daily life:
- Pedometer: Tracks your daily steps.
- Alarm Reminder: Set alarms directly from the watch or app.
- Remote Camera Control: Use your watch as a remote shutter for your phone's camera.
- Find Your Phone: Locate your misplaced phone by triggering an alert from your watch.
- Voice Assistant: Access your phone's voice assistant directly from the watch.
5. Maintenance
5.1 Cleaning and Care
- Regularly clean your watch and watch band with a soft, dry cloth.
- Avoid using harsh chemicals or abrasive materials, as these can damage the watch's finish and sensors.
- Ensure the charging contacts are clean and dry before charging to prevent corrosion.
5.2 Water Resistance
The EIGIIS Smart Watch is 3ATM water resistant, meaning it can withstand splashes, rain, and brief immersion in shallow water, such as during hand washing or dishwashing.

Image: A banner depicting the smartwatch's 3ATM waterproof capability, with a person swimming underwater.
- Limitations: Do NOT use the watch while diving, in a sauna, or during a hot shower. Exposure to hot water or high-pressure water jets can compromise the water resistance seals.
- Drying: If the watch gets wet, dry it thoroughly before charging or using the buttons.
5.3 Battery Care
- Avoid extreme temperatures when charging or storing the watch.
- For optimal battery life, avoid fully discharging the battery frequently.
- If the watch will not be used for an extended period, charge it to about 50% and store it in a cool, dry place.
6. Troubleshooting
If you encounter issues with your EIGIIS Smart Watch, refer to the following common solutions:
- Watch Not Turning On: Ensure the watch is fully charged. Connect it to the charging cable and a power source for at least 30 minutes.
- Cannot Pair with Phone:
- Ensure Bluetooth is enabled on your phone and the watch.
- Make sure the watch is within range of your phone.
- Restart both your phone and the watch.
- Clear the Bluetooth cache on your phone or forget the device and try pairing again.
- Ensure the FitCloudPro app has all necessary permissions.
- Notifications Not Appearing:
- Check notification settings in the FitCloudPro app.
- Ensure your phone's notification access is granted to the FitCloudPro app.
- Verify that the watch is properly connected via Bluetooth.
- Inaccurate Health Data:
- Ensure the watch is worn snugly on your wrist, but not too tight.
- Clean the sensors on the back of the watch.
- Movement during measurement can affect accuracy. Remain still for best results.
- Charging Issues: If the watch is not charging or charges slowly, ensure the charging cable is securely connected to both the watch and the power source. Try a different USB port or power adapter. Clean the charging contacts on the watch and cable.
- Screen Unresponsive: Try restarting the watch by holding down the power button. If unresponsive, allow the battery to fully drain and then recharge.
If the problem persists, please refer to the Support section for further assistance.
7. Specifications

Image: The smartwatch with icons representing military-grade standards, including anti-impact, dustproof, -40°C to 70°C harsh condition resistance, anti-fluid corrosion, and IP67 waterproof.
| Feature | Detail |
|---|---|
| Model Number | KE3NC |
| Brand | EIGIIS |
| Screen Size | 1.45 Inches |
| Display Type | HD Display |
| Operating System | Android (compatible with Android & iOS) |
| Connectivity Technology | Bluetooth |
| Wireless Communication Standard | Bluetooth |
| Battery Capacity | 300 mAh Lithium Polymer |
| Battery Life (Approx.) | 5-7 Days (Use Time), 12-15 Days (Standby Time) |
| Charging Time (Approx.) | 2 Hours |
| Water Resistance | 3ATM |
| Special Features | Activity Tracker, Heart Rate Monitor, Sleep Monitor, LED Flashlight, Bluetooth Calling |
| GPS | No GPS |
| Product Dimensions | 11.2 x 3.94 x 0.82 inches |
| Item Weight | 7.8 ounces |
| Shape | Round |
8. Warranty and Support
8.1 Warranty Information
Specific warranty details for your EIGIIS Smart Watch are typically provided with your purchase documentation or can be found on the official EIGIIS website. Please retain your proof of purchase for any warranty claims.
8.2 Customer Support
For further assistance, technical support, or inquiries not covered in this manual, please contact EIGIIS customer support through their official website or the contact information provided with your product packaging.
You can visit the EIGIIS Store for more information: EIGIIS Store on Amazon





