1. Introduction
The Maxima Stellar Smartwatch is a versatile device designed to enhance your daily life with advanced features and seamless connectivity. This manual provides essential information for setting up, operating, and maintaining your smartwatch.

Figure 1.1: Maxima Stellar Smartwatch displaying time and activity data.

Figure 1.2: The smartwatch featuring its Super HD 3.53 cm Display.

Figure 1.3: The premium metallic case of the Maxima Stellar Smartwatch.
2. What's in the Box
Upon unboxing your Maxima Stellar Smartwatch, ensure all the following items are present:
- Smart Watch
- Magnetic Charger
- Pairing Instruction Card
3. Setup
3.1 Initial Charging
Before first use, fully charge your smartwatch. Connect the magnetic charger to the charging points on the back of the watch and plug the USB end into a compatible power adapter (not included) or a computer USB port.
A full charge typically takes approximately 2 hours. The battery indicator on the watch screen will show charging progress.
3.2 App Pairing
To unlock the full potential of your Maxima Stellar Smartwatch, pair it with the Maxima SW App on your smartphone.
- Download the Maxima SW App from your smartphone's app store (Google Play Store for Android, Apple App Store for iOS).
- Ensure your smartwatch is charged and powered on.
- Enable Bluetooth on your smartphone.
- Open the Maxima SW App and follow the on-screen instructions to search for and connect to your smartwatch.
- Confirm the pairing request on both your smartphone and the smartwatch.
Once paired, you can customize settings, view health data, and receive notifications.
4. Operating Instructions
4.1 Basic Navigation
The Maxima Stellar Smartwatch features a responsive touchscreen and an active rotating crown for intuitive navigation.
- Touchscreen: Swipe left/right, up/down to navigate through menus and notifications. Tap to select items.
- Active Rotating Crown: Rotate the crown to scroll through lists, adjust volume, or zoom in/out. Press the crown to return to the home screen or confirm selections.

Figure 4.1: The active rotating crown for easy navigation.
4.2 Bluetooth Calling
With One-Tap Advanced BT Calling, you can make and receive calls directly from your smartwatch.
- Ensure your smartwatch is connected to your smartphone via Bluetooth.
- Access the dialer or contacts list on your smartwatch.
- Tap to make a call or answer an incoming call.

Figure 4.2: Smartwatch screen showing an incoming call with options to answer or decline.
4.3 AI Voice Assistant
Utilize the integrated AI Voice Assistant for hands-free control and quick information access. Activate the assistant by a designated gesture or button press (refer to in-app settings for specific activation method).
4.4 Health Tracking
The smartwatch provides comprehensive health monitoring features:
- Heart Rate (HR) Monitoring: Real-time tracking of your heart rate.
- SpO2 Monitoring: Measures blood oxygen saturation levels.
- Sleep Monitoring: Analyzes your sleep patterns, including deep sleep, light sleep, and awake times.
View detailed health data and trends within the Maxima SW App.

Figure 4.3: Smartwatch screen showing comprehensive sleep tracking data.
4.5 Multiple Sports Modes
Track your workouts with various sports modes. Select the appropriate mode before starting an activity for accurate data collection.

Figure 4.4: Smartwatch screen showing options for various sports modes like Badminton and Basketball.
4.6 Inbuilt Games & Productivity Tools
The smartwatch includes preloaded games for entertainment and essential productivity tools:
- Inbuilt Games: Access simple games directly on your watch.
- Productivity Tools: Utilize the Timer, Stopwatch, Alarm, and Calculator functions for daily tasks.
5. Maintenance
5.1 Cleaning
To maintain the appearance and functionality of your smartwatch:
- Wipe the screen and strap regularly with a soft, dry, lint-free cloth.
- For stubborn marks, slightly dampen the cloth with water. Avoid harsh chemicals or abrasive materials.
- Ensure the charging contacts are clean and dry before charging.
5.2 Water Resistance (IP67)
The Maxima Stellar Smartwatch is IP67 water-resistant, meaning it is protected against dust ingress and can withstand immersion in water up to 1 meter for up to 30 minutes.
- It is suitable for daily wear, including hand washing and light rain.
- Not suitable for swimming, showering with hot water, or diving.
- Avoid exposing the watch to high-velocity water or extreme temperatures.
- If the watch gets wet, dry it thoroughly before charging or operating.

Figure 5.1: The smartwatch demonstrating its IP67 water-resistant capability.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Watch does not turn on. | Low battery. | Charge the watch for at least 30 minutes before attempting to power on. |
| Cannot pair with smartphone. | Bluetooth off; App not open; Watch not discoverable. | Ensure Bluetooth is enabled on your phone. Open the Maxima SW App. Restart both devices and try pairing again. |
| Inaccurate health data. | Watch not worn correctly; Sensor obstructed. | Ensure the watch is snug on your wrist (not too tight or loose). Clean the sensor on the back of the watch. |
| Short battery life. | Frequent use of power-intensive features (BT calling, bright screen); Background app activity. | Reduce screen brightness. Limit continuous heart rate monitoring. Close unused apps on the watch. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | Max Pro Stellar |
| Model Number | S1D4MBSB71820 |
| Display Size | 1.39 Inches (3.53 cm) |
| Display Resolution | 240 x 240 px |
| Brightness | 650 Nits |
| Connectivity | Bluetooth 5.2 |
| Water Resistance | IP67 |
| Battery Type | Lithium Ion |
| Item Weight | 40 g |
| Compatible Devices | Smartphone |
| Special Features | Activity Tracker, Alarm Clock, Multisport Tracker, Sedentary Reminder, Touchscreen |
8. Warranty and Support
For warranty information and customer support, please refer to the pairing instruction card included in your product packaging or visit the official Maxima website.
Customer Service Contact:
- Phone: 18005728809
- Email: help@maximawatches.com
Please have your model number (S1D4MBSB71820) and purchase details ready when contacting support.





