1. Product Overview
The B16 Sport Smart Watch is a full touch screen wearable device designed to monitor various health and fitness metrics, and provide smart notifications. It features a 1.28-inch display and is compatible with both Android and iOS smartphones.

Figure 1: B16 Sport Smart Watch. This image displays the watch with its brown silicone strap and a detailed watch face showing time, date, and activity trackers.
2. Getting Started
2.1. Unboxing and Initial Charge
Upon opening the package, ensure all components are present: the B16 Smart Watch and its charging cable. Before first use, fully charge the device. Connect the charging cable to the watch's charging port and a standard USB power adapter (not included). The watch display will indicate charging status.
2.2. App Installation
To unlock the full functionality of your B16 Smart Watch, download and install the Wearfit 2.0 APP on your smartphone. Search for "Wearfit 2.0" in your device's app store (Google Play Store for Android or Apple App Store for iOS).
2.3. Device Pairing
- Ensure your smartphone's Bluetooth is enabled.
- Open the Wearfit 2.0 APP and follow the on-screen instructions to create an account or log in.
- Navigate to the "Device" or "My Device" section within the app.
- Select "Add Device" or "Scan for Device". The app will search for available Bluetooth devices.
- Select "B16" from the list of found devices to initiate the pairing process.
- Confirm the pairing request on both your smartphone and the watch if prompted.
Once successfully paired, the watch will synchronize data with the app, and you can customize settings.
3. Operating the Smart Watch
3.1. Touch Screen Navigation
- Swipe Up/Down: Scroll through menus or notifications.
- Swipe Left/Right: Access different function screens or widgets.
- Tap: Select an item or confirm an action.
- Press and Hold: Often used to change watch faces or access quick settings.
3.2. Watch Faces and Personal UI
The B16 Smart Watch supports multiple watch faces, allowing for personalization. You can change watch faces by pressing and holding the current watch face or through the Wearfit 2.0 APP.

Figure 2: Examples of Personal UI (Watch Faces). This image displays six different digital and analog watch face designs available for the B16 Smart Watch, showing various data like steps, heart rate, and time.
3.3. Always-On Display Mode
When the always-on mode is active, the watch's display will dim after approximately 5 seconds of inactivity. This conserves battery while keeping essential information visible. To return to full brightness, simply tap the screen.
Note: Enabling the always-on display will reduce the watch's battery life. This feature can be toggled on or off in the watch settings or the Wearfit 2.0 APP.
3.4. Core Functions
- Activity Tracking: Monitors steps, distance, and calories burned.
- Heart Rate Monitoring: Provides real-time heart rate data.
- Sleep Monitoring: Tracks sleep patterns and quality.
- Notifications: Receives alerts for calls, messages, and app notifications from your paired smartphone.
- Sports Modes: Offers various modes for tracking specific exercises.
4. Care and Maintenance
4.1. Cleaning
- Regularly clean the watch screen and body with a soft, lint-free cloth.
- For the silicone strap, use a mild soap solution and rinse thoroughly with clean water. Ensure the strap is completely dry before reattaching to the watch.
- Avoid using harsh chemicals, abrasive cleaners, or solvents, as these can damage the watch's finish.
4.2. Water Resistance
The B16 Smart Watch is designed to withstand daily splashes and sweat. It is not suitable for swimming, showering, or diving. Avoid prolonged exposure to water.
4.3. Battery Care
- To prolong battery life, avoid fully discharging the watch frequently.
- Charge the watch using only the provided charging cable.
- Store the watch in a cool, dry place when not in use for extended periods.
5. Troubleshooting
- Watch not turning on: Ensure the watch is fully charged. Connect it to the charger for at least 30 minutes.
- Unable to pair with smartphone:
- Ensure Bluetooth is enabled on your smartphone.
- Make sure the watch is within Bluetooth range (typically 10 meters).
- Restart both the watch and your smartphone.
- Try unpairing and re-pairing the device through the Wearfit 2.0 APP.
- Inaccurate readings (steps, heart rate):
- Ensure the watch is worn snugly on your wrist, about one finger's width above the wrist bone.
- Clean the sensor on the back of the watch.
- Ensure your personal information (height, weight) is accurately entered in the Wearfit 2.0 APP.
- Notifications not appearing:
- Check notification permissions for the Wearfit 2.0 APP in your smartphone settings.
- Ensure the watch is connected via Bluetooth.
- Verify that notification alerts are enabled within the Wearfit 2.0 APP.
5.1. Factory Reset
If you encounter persistent issues, a factory reset may resolve them. This will erase all data on the watch and restore it to its original settings. Consult the watch's settings menu or the Wearfit 2.0 APP for the factory reset option.
6. Specifications

Figure 3: Detailed Product Parameters and Dimensions. This image provides a visual representation of the watch's dimensions and lists key specifications such as screen size, battery capacity, and compatible operating systems.
| Feature | Detail |
|---|---|
| Model Number | B16 |
| Display | 1.28 inch Full Touch Screen |
| Resolution | 240*240 |
| Dimensions | 45mm * 10.9mm (Watch body) |
| Wrist Strap Size | 245mm * 22mm * 2.5mm |
| Product Weight | 48g |
| Body Material | Zinc alloy |
| Strap Material | Liquid silicone |
| RAM Size | 128 MB |
| Battery Capacity | 200 mAh |
| Bluetooth Version | 5.1 |
| Sensor | G-sensor / 3 axis |
| Compatible OS | iOS 8.4 or above, Android 4.4 or above |
| Operating System | Other (Proprietary) |
| Manufacturer | Other |
| Date First Available | 11 March 2020 |
7. Warranty and Support
For information regarding the product warranty, please refer to the documentation provided at the time of purchase or contact your retailer. For technical support or further assistance, please reach out to the product manufacturer or the point of purchase.





