Introduction
The Xiaomi Mi Band 3 is a versatile smart wristband designed to help you track your fitness, monitor your health, and stay connected. It features an OLED touchscreen display, long battery life, and water resistance, making it suitable for daily wear and various activities. This manual provides detailed instructions on how to set up, operate, and maintain your Mi Band 3.

Image: The Xiaomi Mi Band 3, a sleek black smart band with an OLED display showing the time and date.
What's in the Box
Upon opening the package, please ensure all the following items are present:
- Mi Band Sensor (the main unit)
- Wristband (black silicone strap)
- Charging Cable (USB type)
- User Manual

Image: The complete set of items included with the Xiaomi Mi Band 3: the core sensor, the black wristband, the USB charging cable, and the printed user guide.
Setup
1. Charging the Device
Before first use, fully charge your Mi Band 3. Remove the main sensor from the wristband and connect it to the charging cable. Plug the USB end of the cable into a USB power adapter (5V/1A recommended) or a computer's USB port. The band will display a charging icon. A full charge typically takes about 2.5 hours.
2. Downloading and Installing the Mi Fit App
The Mi Band 3 requires the Mi Fit app to function correctly and synchronize data with your smartphone. Download the official Mi Fit app from the Google Play Store (for Android devices) or the Apple App Store (for iOS devices).
- For Android: Search for "Mi Fit" in the Google Play Store.
- For iOS: Search for "Mi Fit" in the Apple App Store.
Install the app and create a Mi account or log in with an existing one.
3. Pairing with Your Smartphone
- Ensure Bluetooth is enabled on your smartphone.
- Open the Mi Fit app and navigate to the "Profile" tab.
- Tap "Add device" and select "Band".
- Place your Mi Band 3 close to your phone. The app will search for the device.
- Once found, a pairing request will appear on your Mi Band 3's screen. Tap the button on the band to confirm pairing.
- Follow any on-screen prompts in the app to complete the setup.
Operating Instructions
Basic Navigation
The Mi Band 3 features a 0.78-inch OLED touchscreen. You can navigate through its functions using simple gestures:
- Swipe Up/Down: Scroll through different menu options (e.g., Time, Steps, Heart Rate, Weather, Notifications).
- Swipe Left/Right: Not typically used for main navigation; primarily for specific sub-menus or actions within a feature (e.g., viewing different notification messages).
- Tap Button: Select an option or confirm an action. The capacitive button below the screen serves as the primary selection/back button.

Image: A user's finger tapping the capacitive button on the Mi Band 3's screen, demonstrating interaction.
Key Features and Functions
The Mi Band 3 offers a range of features to enhance your daily life and fitness tracking:
- Time Display: Shows current time, date, and day of the week.
- Call Identification / Rejection: Displays incoming caller ID. You can reject calls directly from the band.
- Instant Message Display: View notifications from apps like WeChat, QQ, and others directly on your wrist.
- Raise Wrist to Wake Screen: The screen automatically lights up when you raise your wrist, allowing quick access to information.
- Vibration for Alarm: Set silent alarms that vibrate on your wrist.
- Do Not Disturb Mode: Silence notifications and vibrations during specific times.
- Automatic Step Counter: Tracks your daily steps, distance, and calories burned.
- Event Reminders: Set reminders for important events.
- Sleep Monitoring: Analyzes your sleep patterns, including deep and light sleep.
- Heart Rate Monitoring: Measures your heart rate in real-time or at set intervals.
- Weather Forecast: Displays current weather conditions and forecasts.
- Goal Setting: Set daily step goals and track your progress.
- Find Your Phone: Use the band to make your paired phone ring, helping you locate it.

Image: A visual representation of the Mi Band 3's extensive features, shown as a grid of intuitive icons.
Maintenance
Cleaning Your Mi Band 3
To ensure optimal performance and hygiene, regularly clean your Mi Band 3:
- Wipe the screen and sensor with a soft, damp cloth.
- Clean the wristband with mild soap and water, then rinse thoroughly.
- Ensure the charging contacts on the sensor are clean and dry before charging.
- Avoid using abrasive cleaners or solvents, as they may damage the device.
Water Resistance (5ATM)
The Mi Band 3 has a 5ATM water resistance rating, meaning it can withstand pressures equivalent to a depth of 50 meters. This makes it suitable for showering, swimming in shallow water, and daily use. However, it is not recommended for diving, snorkeling, or high-speed water sports.

Image: The Mi Band 3 surrounded by water droplets, illustrating its capability to withstand water exposure up to 5ATM.
Battery Care
To maximize battery lifespan:
- Avoid extreme temperatures.
- Charge the device fully before first use.
- Do not leave the battery completely drained for extended periods.
- The typical battery life is up to 20 days, depending on usage and settings.
Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| Band not turning on | Low battery | Charge the band for at least 30 minutes. |
| Cannot pair with phone | Bluetooth off, band too far, app issue | Ensure Bluetooth is on, keep band close to phone, restart phone and app. |
| Notifications not appearing | App permissions, DND mode, app settings | Check app notification permissions, disable DND, ensure app notifications are enabled in Mi Fit. |
| Inaccurate heart rate/step count | Improper wearing, sensor obstruction | Ensure band is snug on wrist, clean sensor, avoid excessive movement during measurement. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | xmsh05hm |
| Display | 0.78" OLED Touchscreen |
| Connectivity | Bluetooth 4.2 BLE |
| Water Resistance | 5ATM (up to 50 meters) |
| Battery Capacity | 110 mAh Li-Po |
| Battery Life | Up to 20 days (typical usage) |
| Charging Time | Approx. 2.5 hours |
| Weight | Approx. 8.5 grams (main unit) |
| Operating System Compatibility | Android 4.4 and above, iOS 9.0 and above |
| Sensors | 3-axis accelerometer, PPG heart rate sensor |
Warranty and Support
Xiaomi products are covered by a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included in your product packaging or visit the official Xiaomi website. Keep your purchase receipt as proof of purchase.
Customer Support
For technical assistance, troubleshooting, or service inquiries, please contact Xiaomi customer support through their official website or authorized service centers. You can find contact information on the Xiaomi global website or your regional Xiaomi website.
Online Resources:
- Official Xiaomi Website: www.mi.com
- Mi Fit App Support Section





