1. Introduction
Thank you for choosing the WalkerFit Rugged Smart Watch. This manual provides essential information for setting up, operating, and maintaining your device. Please read it carefully to ensure optimal performance and longevity of your smartwatch.
What's in the Box
- WalkerFit Rugged Smart Watch (M2 Ultra) x 1
- Charger Cable x 1
- User Manual x 1

Image: The WalkerFit M2 Ultra Smart Watch, charger cable, and user manual, as typically found in the product packaging.
2. Setup
2.1 Initial Charging
Before first use, fully charge your WalkerFit Smart Watch. Connect the magnetic charging cable to the charging points on the back of the watch and plug the USB end into a compatible power adapter (not included). A full charge typically takes 3-4 hours.

Image: The WalkerFit M2 Ultra Smart Watch connected to its magnetic charging cable, illustrating the charging process.
2.2 Pairing with Your Smartphone (Da Fit App)
To unlock all features and synchronize data, pair your smartwatch with your smartphone using the Da Fit application.
- Download the Da Fit App: Open the Google Play Store (for Android) or Apple App Store (for iOS) and search for "Da Fit". Download and install the application.
- Enable Bluetooth: Ensure Bluetooth is enabled on your smartphone.
- Open Da Fit App: Launch the Da Fit app.
- Add Device: In the app, navigate to the "Device" section and tap "Add Device" or a similar option. The app will scan for available devices.
- Select "M2 Ultra": From the list of found devices, select "M2 Ultra" to initiate the pairing process. Confirm the pairing request on both your phone and the watch if prompted.
- Complete Setup: Follow any on-screen instructions within the app to complete the setup, including granting necessary permissions for notifications, health data, etc.

Image: A visual guide demonstrating the six steps to connect the WalkerFit M2 Ultra Smart Watch to a smartphone via the Da Fit app, from downloading the app to enabling call functions.
3. Operating Your Smart Watch
3.1 Basic Navigation
- Touch Screen: Swipe left/right or up/down to navigate through menus and features.
- Side Button/Crown: Press to wake the screen, return to the home screen, or access the app list. Rotate to scroll through lists or adjust settings.
3.2 AI Voice Assistant & Call Functionality
The WalkerFit Smart Watch features an integrated AI Voice Assistant and supports Bluetooth calling, allowing for convenient hands-free communication.
- AI Voice Assistant: Activate the voice assistant (usually by a long press of the side button or a specific tap on the screen) and speak your commands. You can ask questions, control music playback, check weather, and more.
- Make/Answer Calls: Once paired via Bluetooth, you can dial numbers directly from the watch or answer incoming calls. The watch uses its built-in speaker and microphone for calls.

Image: Demonstrates the AI Voice Assistant and Bluetooth calling features of the WalkerFit M2 Ultra Smart Watch, showing interactions like asking for weather, playing music, and answering calls directly from the watch.
3.3 Health Monitoring
The watch is equipped with high-precision sensors to monitor various health metrics.
- Heart Rate: Provides 24-hour heart rate tracking (when enabled). View real-time heart rate and historical data in the Da Fit app.
- Blood Oxygen (SpO2): Measures blood oxygen levels on demand using reflective-light based sensors.
- Sleep Tracking: Wear the watch to bed to monitor your sleep patterns, including deep sleep, light sleep, and awake times.
- Blood Pressure: The watch provides blood pressure readings, though these should be considered for reference only and not for medical diagnosis.

Image: Displays the health monitoring capabilities of the WalkerFit M2 Ultra Smart Watch, including heart rate, blood pressure, SpO2, and sleep tracking data interfaces.
3.4 Sport Modes
With over 120 professional sport modes, the watch accurately tracks your activity data.
- Tracking: Select your desired sport mode (e.g., Walking, Running, Cycling, Swimming) to monitor metrics such as steps, distance, calories burned, and heart rate during your workout.
- Data Analysis: Review detailed workout summaries and historical data in the Da Fit app to track your progress.

Image: Illustrates the extensive range of over 120 sport modes available on the WalkerFit M2 Ultra Smart Watch, showing a user engaged in running and the watch displaying activity summaries like steps, distance, and calories.
3.5 AMOLED Always-on Display
The 2.01" HD AMOLED display offers clear visibility and energy efficiency.
- Always-on Functionality: The display can remain on, allowing you to check the time and basic information without needing to raise your wrist or tap the screen.
- Clarity: With 1000NIT brightness and 240x296 resolution, the screen provides clear and vivid visuals even under direct sunlight.
- Energy Saving: AMOLED technology allows individual pixels to illuminate, contributing to better energy efficiency compared to traditional LCD displays.

Image: Highlights the 2.01-inch AMOLED Always-On Display of the WalkerFit M2 Ultra Smart Watch, emphasizing its clarity, energy efficiency, and continuous time display.
3.6 Battery Life
The WalkerFit M2 Ultra is designed for extended battery performance with its 350 mAh pure cobalt battery.
- Always-On Mode: 2-3 days
- Heavy Usage: 4-8 days
- Daily Usage: 7-14 days
- Low-Battery Mode/Standby: Up to 30 days
4. Maintenance
4.1 Ruggedness and Waterproofing
The WalkerFit Smart Watch is built with a strong, corrosion-resistant metal case and is designed to withstand harsh conditions.
- Waterproof: Rated for 3.3 feet (1m) waterproof, suitable for daily use and water sports.
- Temperature Resistance: Operates in temperatures ranging from -40℉ to 158℉.
- Durability: Tested for 72 hours of salt spray resistance, 100 drops from 6.6 feet (2m), and 50,000 button presses.

Image: Showcases the rugged design and durability features of the WalkerFit M2 Ultra Smart Watch, including its resistance to humidity, cold, salt spray, heat, and shock.
Video: Demonstrates the low-temperature resistance of the WalkerFit Smart Watch, showing it encased in ice and then functioning normally after being freed.
4.2 Cleaning
To maintain your watch's appearance and functionality, regularly clean it with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials.
5. Troubleshooting
- Watch not turning on: Ensure the watch is fully charged. If it still doesn't turn on, try connecting it to the charger for a few minutes.
- Cannot pair with phone:
- Ensure Bluetooth is enabled on your phone and the watch is discoverable.
- Make sure the Da Fit app is installed and updated.
- Restart both your phone and the watch.
- Forget the device in your phone's Bluetooth settings and try pairing again.
- 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. Note that health data is for reference and not medical diagnosis.
- Short battery life:
- Reduce screen brightness.
- Limit the use of power-intensive features like continuous heart rate monitoring or frequent calls.
- Turn off "Always-on Display" if not needed.
- Bluetooth audio issues (e.g., audio not separating from watch): Some users report that the watch may automatically reconnect for audio. If you need to use another Bluetooth audio device, you might need to temporarily "forget" the watch from your phone's Bluetooth settings or manually switch the audio output on your phone.
6. Specifications
| Feature | Detail |
|---|---|
| Model Number | M2 Ultra |
| Display | 2.01" AMOLED Always-on Display, 240x296 resolution, 1000NIT brightness |
| Battery Capacity | 350 mAh Lithium Ion |
| Connectivity | Bluetooth |
| Water Resistance | 3.3 feet (1m) waterproof (IP67) |
| Operating Temperature | -40℉ to 158℉ |
| Dimensions | 2 x 1.69 x 0.47 inches (51mm x 43mm x 12mm) |
| Item Weight | 3.2 ounces (0.2 Pounds) |
| Memory Storage Capacity | 128 MB |
| Special Features | AI Voice Assistant, Answer/Dial Calls, Health Monitor (Heart Rate, SpO2, Sleep), 120+ Sport Modes, Rugged Design |

Image: Diagram illustrating the physical dimensions of the WalkerFit M2 Ultra Smart Watch, including its length, width, and thickness.
7. Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official WalkerFit website. Keep your proof of purchase for any warranty claims.
In case of issues, please contact WalkerFit customer support. They are committed to assisting with product-related concerns.



