Introduction
Thank you for choosing the BRUBOSES Military Smart Watch. This rugged and feature-rich smartwatch is designed to be your reliable companion for outdoor adventures, fitness tracking, and daily communication. This manual provides essential information to help you set up, operate, and maintain your device.
Package Contents
Please check the box for the following items:
- BRUBOSES Military Smart Watch Unit
- Black Silicone Strap
- Metal Link Strap (Gunmetal Grey)
- Magnetic Charging Cable
- Strap Adjustment Tool
- User Manual

Image: The BRUBOSES Military Smart Watch package contents laid out, showing the watch, black silicone strap, metal strap, magnetic charging cable, and the user manual.
Setup Guide
1. Initial Charging
Before first use, please fully charge your smartwatch. Connect the magnetic charging cable to the charging points on the back of the watch and plug the USB-A end into a compatible power source. A full charge typically takes approximately 2 hours.

Image: The BRUBOSES Smart Watch connected to its magnetic charging cable, showing the battery charging status on its screen.
2. App Download & Pairing
- Scan the QR code provided in the user manual or on the watch screen during initial setup to download the corresponding companion app.
- Install the app on your smartphone (compatible with iOS 9.0+ and Android 4.4+).
- Open the app and follow the on-screen instructions to pair your smartwatch via Bluetooth. Ensure Bluetooth is enabled on your smartphone.
3. Attaching/Changing Straps
The smartwatch comes with two interchangeable straps: a black silicone strap and a gunmetal grey metal link strap. To attach or change a strap:
- Locate the spring bars on the strap.
- On the silicone strap, use the small lever to retract the spring bar and align it with the lug holes on the watch. Release the lever to secure.
- For the metal strap, use the provided strap adjustment tool to insert or remove links to achieve a comfortable fit, then attach it using the spring bars.

Image: A close-up view of the magnetic buckle mechanism on a black braided watch strap, highlighting its easy-to-wear design.
Operating Instructions
Basic Navigation
- Power On/Off: Press and hold the side button to power the watch on or off.
- Wake Screen: Press the side button or raise your wrist to wake the screen.
- Main Menu: From the watch face, press the side button to access the main menu with various apps and functions.
- Navigation: Swipe left/right or up/down on the touchscreen to navigate through menus and notifications. Use the rotating crown for scrolling.
- Quick Access: Swipe down from the watch face to access quick settings like brightness, do not disturb, and flashlight.
Changing Watch Faces
You can customize your watch face directly from the watch or through the companion app. On the watch, press and hold the watch face, then swipe left or right to browse available options. Select your preferred watch face by tapping on it.
Setting a Password
For enhanced security, you can set a password for your smartwatch through the settings menu. This will require you to enter the password to access the device after it has been idle.
Video: A user demonstrates navigating through the BRUBOSES Smart Watch's apps and workout options, showcasing the touchscreen and side button functionalities.
Key Features
Health Monitoring
- Heart Rate Monitoring: Real-time heart rate tracking with high-precision sensors.
- Blood Oxygen Monitoring: Real-time blood oxygen level measurement.
- Sleep Tracking: Monitors deep sleep, light sleep, and REM sleep, providing 7-day sleep trend analysis.
- Health Reminders: Includes sedentary reminders, water intake reminders, exercise reminders, medication reminders, long view reminders, travel reminders, book reminders, and hand washing reminders to promote a healthy lifestyle.
Note: Health data is for exercise reference only and should not be compared with professional medical equipment data.
Sports Modes
The smartwatch offers over 170 indoor and outdoor sport modes to track your activities. It records data such as steps, distance, calories burned, and more, helping you achieve your fitness goals.

Image: The BRUBOSES Smart Watch screen showing a list of over 170 sport modes, with icons for running, cycling, and other activities.
Communication
- Bluetooth Calling: With a built-in Hi-Fi speaker and microphone, you can make and receive calls directly from your watch when connected to your phone via Bluetooth.
- Message Alerts: Receive incoming calls, text messages, and SNS messages directly on your smartwatch screen.
- Voice Assistant: Access your phone's voice assistant through the watch for hands-free control.
- Music Playback: Control music playing on your smartphone.
Note: If you do not want your phone's audio to play from the watch, please turn off “media audio” on the watch.

Image: The BRUBOSES Smart Watch showing its multifunctional capabilities, including answering/making calls, smart voice assistant, and instant message reminders from various social media apps.
Smart Functions
- Weather Forecast: Get real-time weather updates.
- Timer & Alarm: Utilize built-in timer and alarm functions.
- Customizable Dials: Choose from various dials in the app or customize your own.
Battery Life
The BRUBOSES Military Smart Watch is equipped with a built-in 450mAh battery, offering impressive endurance:
- Standby Time: Up to 50 days
- Typical Usage: Up to 7 days
- Charging Time: Approximately 2 hours for a full charge.
Note: Continuous use of features like music playback or phone calls will significantly reduce battery life.

Image: The BRUBOSES Smart Watch on its charger, illustrating its extra-long battery life capabilities with different usage scenarios.
Durability & Resistance
Built with special composite material and sturdy zinc alloy, this smartwatch is designed to withstand harsh environments:
- Temperature Resistance: Supports heat up to 187.96 °F and cold down to -82.78 °F.
- IP68 Waterproof: Suitable for daily activities including swimming, washing hands, and showering.
- Low-Pressure Resistant: Engineered to perform under varying atmospheric pressures.
- Dust-Proof: Protects against dust ingress, ensuring reliable operation in dusty conditions.

Image: A collage showing the BRUBOSES Smart Watch being subjected to various tests, including impact, water immersion, extreme cold, and fire, highlighting its U.S. HIL-STD TV17 quality.

Image: The BRUBOSES Smart Watch worn by a swimmer, with icons indicating IP68 waterproof, suitability for swimming, handwashing, and rain.
Maintenance & Care
- Cleaning: Regularly clean your smartwatch and straps with a soft, dry cloth. For stubborn dirt, a slightly damp cloth can be used. Avoid harsh chemicals.
- Charging: Ensure the charging contacts are clean and dry before charging to prevent corrosion.
- Storage: Store the watch in a cool, dry place away from direct sunlight and extreme temperatures when not in use for extended periods.
Troubleshooting
If you encounter any issues with your BRUBOSES Military Smart Watch, please try the following common solutions:
- Device Not Powering On: Ensure the watch is fully charged. Connect it to the charger for at least 30 minutes.
- Pairing Issues: Make sure Bluetooth is enabled on your smartphone and the watch is within range. Restart both devices and try pairing again. Check the app for specific pairing instructions.
- Inaccurate Health Data: Ensure the watch is worn snugly on your wrist, not too tight or too loose. Clean the sensors on the back of the watch. Remember, health data is for reference and not medical diagnosis.
- Short Battery Life: Reduce screen brightness, disable unnecessary notifications, and limit continuous use of power-intensive features like calls and music playback.
For further assistance, please refer to the detailed troubleshooting section in the companion app or contact BRUBOSES customer support.
Specifications
| Feature | Detail |
|---|---|
| Model Number | SF20250615B0DZH64HPF |
| Screen Size | 2.01 Inches |
| Operating System | Android Wear 2.0 |
| Battery Capacity | 450mAh (410 Amp Hours listed in specs, using 450mAh from feature bullets for consistency) |
| Battery Type | Lithium Ion |
| Connectivity | Bluetooth |
| Waterproof Rating | IP68 |
| GPS | GPS Via Smartphone |
| Item Weight | 8.4 ounces (0.24 Kilograms) |
| Manufacturer | BRUBOSES |
Warranty and Support
For any product-related issues, warranty claims, or technical support, please contact BRUBOSES customer service through the platform where you purchased the product (e.g., Amazon support). Please retain your proof of purchase for warranty validation.