Introduction
Welcome to the user manual for your 3Plus HR Plus Fitness Tracker. This device is designed to help you monitor various aspects of your health and activity, including heart rate, body temperature, sleep patterns, and daily steps. Please read this manual carefully to ensure proper setup and operation of your device.

The 3Plus HR Plus Fitness Tracker is designed to monitor various health and activity metrics throughout your day and night.
What's in the Box
Upon opening your 3Plus HR Plus Fitness Tracker package, you should find the following items:
- 3Plus HR Plus Fitness Tracker (Model 3PL-HRPLUS-BLK)
- Charging Cable
- User Manual (this document)
Setup
1. Charging Your Device
Before initial use, fully charge your fitness tracker. Connect the charging cable to the charging port on your device and plug the other end into a USB power source (e.g., computer USB port, USB wall adapter). The device will display a charging indicator.
2. App Installation and Pairing
To utilize all features of your fitness tracker, you need to install the companion 3Plus app on your smartphone and pair the devices.
- Download the App: Search for the '3Plus' app in your smartphone's app store (Apple App Store for iOS or Google Play Store for Android). Download and install the app.
- Create an Account: Open the 3Plus app and follow the on-screen instructions to create a new user account. This account will store your health and activity data.
- Enable Bluetooth: Ensure Bluetooth is enabled on your smartphone.
- Pair the Device: In the 3Plus app, navigate to the device pairing section. Select your HR Plus Fitness Tracker from the list of available devices. Follow any prompts on both your phone and the tracker to complete the pairing process.
Operating Instructions
Navigating the Device
The 3Plus HR Plus Fitness Tracker features a touch-sensitive screen and a single button for navigation. Swipe up, down, left, or right on the screen to cycle through different data displays and menus. Press the button to return to the main screen or confirm selections.
Heart Rate Monitoring
The device continuously monitors your heart rate throughout the day and night. To view your current heart rate, swipe to the heart rate screen on your tracker. Detailed heart rate data, including resting heart rate and heart rate zones, can be viewed in the 3Plus app.
Temperature Tracking
The integrated temperature sensor tracks your body temperature 24/7. Access this data directly on the tracker by swiping to the temperature screen, or view historical trends within the 3Plus app.
Sleep Tracking
Wear your tracker to bed to automatically monitor your sleep patterns. The device records sleep stages and provides insights into your sleep quality. Review your sleep statistics and trends in the 3Plus app.
All-Day Activity Tracking
Your HR Plus Fitness Tracker automatically tracks your daily activity, including steps taken, distance traveled, active minutes, and calories burned. These metrics are displayed on the device and synchronized with the 3Plus app for a comprehensive overview of your daily movement.
Workout Recording
The tracker can record specific workouts such as walks, runs, and cycling sessions. Initiate a workout from the device's menu to track real-time metrics for your exercise. Detailed workout summaries are available in the 3Plus app.
Notifications
When connected to your smartphone, the HR Plus Fitness Tracker can display notifications for incoming calls, text messages, calendar alerts, and other app notifications. Manage notification settings within the 3Plus app.
Maintenance
Cleaning Your Device
To maintain the performance and appearance of your tracker, clean it regularly. Wipe the device and band with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners, as these can damage the device. Ensure the charging contacts are clean and dry before charging.
Battery Care
The device contains a Lithium Polymer battery. For optimal battery life, avoid exposing the device to extreme temperatures. Charge the device fully when the battery is low. If storing the device for an extended period, charge it to approximately 50% before storage.
Troubleshooting
If you encounter issues with your 3Plus HR Plus Fitness Tracker, refer to the common solutions below:
| Issue | Possible Solution |
|---|---|
| Device not turning on | Ensure the device is fully charged. Connect it to the charging cable and a power source for at least 30 minutes. |
| Unable to pair with smartphone | Check that Bluetooth is enabled on your phone. Restart both your phone and the tracker. Ensure the tracker is within range of your phone. Try unpairing and re-pairing through the 3Plus app. |
| Inaccurate activity data | Ensure the tracker is worn snugly on your wrist. Calibrate the device through the 3Plus app if available. Restart the device. |
| Notifications not appearing | Verify that notification permissions are granted to the 3Plus app on your smartphone. Check notification settings within the 3Plus app to ensure they are enabled for the desired applications. Ensure the device is connected via Bluetooth. |
| Screen unresponsive | Try restarting the device. If the issue persists, ensure the screen is clean and dry. |
Specifications
Below are the technical specifications for the 3Plus HR Plus Fitness Tracker:
| Feature | Detail |
|---|---|
| Model Number | 3PL-HRPLUS-BLK |
| Product Dimensions | 3.9 x 7.5 x 6.5 inches |
| Item Weight | 0.3 Pounds (approximately 4.8 ounces) |
| Batteries | 1 Lithium Polymer battery (included) |
| Connectivity Technology | Bluetooth |
| Wireless Communication Standard | Bluetooth |
| GPS | No GPS |
| Screen Size | 1 inch |
| Shape | Rectangular |
| Special Feature | Pedometer-feature |
| Manufacturer | 3PLUS |
| Date First Available | November 15, 2020 |
Warranty and Support
Your 3Plus HR Plus Fitness Tracker comes with a limited manufacturer's warranty. Please refer to the warranty information provided with your purchase or visit the official 3Plus website for details regarding warranty coverage and terms.
For technical support, troubleshooting assistance, or further inquiries, please visit the 3Plus support section on their official website or contact their customer service department. Contact information can typically be found on the product packaging or the 3Plus website.





