XIAOMI M2543T1

Contents

Xiaomi Tag Smart Anti-Lost Device User Manual

Model: M2543T1

1. Introduction

The Xiaomi Tag is a smart anti-lost device designed to help you locate your belongings. It utilizes Bluetooth technology and is compatible with both Apple's Find My network and Xiaomi's Find Device App (for specific Android devices). The device features IP67 water resistance, making it suitable for various environments.

Xiaomi Tag device and retail box
Xiaomi Tag device and its retail packaging.

2. Package Contents

Please check the package for the following items:

  • Xiaomi Tag device x 1
  • User Manual x 1
Xiaomi Tag package contents
The Xiaomi Tag, its box, and the included user manual.

3. Setup and Pairing

3.1 Preparation for Pairing

  1. Remove the outer packaging film and pull out the battery insulation tab. The device will power on and enter pairing mode, indicated by an audible tone.
  2. Ensure that Bluetooth and location services are enabled on your smartphone or tablet.

Note: If the device does not complete pairing within 10 minutes, it will automatically enter sleep mode. To re-enter pairing mode, press and hold the button on the device for 3 seconds until you hear a tone.

Xiaomi Tag with button and battery compartment indicated
Diagram showing the button and battery compartment opening slot on the Xiaomi Tag.

3.2 Connecting to Xiaomi Devices

For Xiaomi devices running Xiaomi HyperOS 3 or later (China version):

  1. Download and install the "Find Device" App on your Xiaomi device.
  2. Place the Xiaomi Tag in pairing mode near your Xiaomi device. When the "Discover Xiaomi Tag" card appears on your screen, tap "Connect".
  3. After successful connection, a "Linked to Xiaomi Account" page will appear. Tap "Continue".
  4. Enter the "Set Name" page. Select a name from the list or customize it, then tap "Continue" to complete the addition. An audible tone will confirm success. Finally, tap "Done" or "View Details" to enter the details page.

Tip: If the "Discover Xiaomi Tag" card does not pop up, open the "Find Device" App, go to the "Items" page, and tap "+" to manually add the product.

Screenshots of Xiaomi device pairing process
Screenshots illustrating the pairing process with a Xiaomi device.

3.3 Connecting to Apple Devices

For iPhone/iPad devices running iOS 14.5 / iPadOS 14.5 or later:

  1. Place the Xiaomi Tag in pairing mode near your iPhone or iPad.
  2. Open the "Find My" App, navigate to "Items", tap "+", and then select "Add Other Item".
  3. Follow the on-screen prompts to set a name and emoji for your device. The device will be associated with your Apple ID, and an audible tone will confirm successful pairing.
Screenshots of Apple device pairing process
Screenshots illustrating the pairing process with an Apple device.

4. Operating Instructions

4.1 Unbinding the Device

To unbind your Xiaomi Tag from a device:

For Xiaomi Devices:

  1. Place the Xiaomi Tag near your Xiaomi device. Open the "Find Device" App, go to "Items", and tap on the item name (e.g., "Xiaomi Tag").
  2. Scroll to the bottom of the page and tap "Remove this item" → "Remove". Follow the on-screen prompts to complete the unbinding. The device will confirm with an audible tone upon successful unbinding.
Screenshots of Xiaomi device unbinding process
Screenshots illustrating the unbinding process from a Xiaomi device.

For Apple Devices:

  1. Place the Xiaomi Tag near your iPhone or iPad. Open the "Find My" App, go to "Items", and tap on the item name (e.g., "Xiaomi Tag").
  2. Scroll to the bottom of the page and tap "Remove Item" → "Remove". Follow the on-screen prompts to complete the unbinding. The device will confirm with an audible tone upon successful unbinding.
Screenshots of Apple device unbinding process
Screenshots illustrating the unbinding process from an Apple device.

4.2 Device Reset

If you are unable to unbind the Xiaomi Tag from its current associated device, or if it fails to pair with a new device after unbinding, follow these steps to reset the device:

  1. Open the battery compartment, remove the battery, and wait for 15 seconds.
  2. Reinsert the battery, ensuring it is properly seated and has good contact.
  3. Press and hold the button for approximately 15 seconds. An audible tone will indicate that the reset is complete, and the device will enter pairing mode.

4.3 Lost Mode

When the Xiaomi Tag is bound to a compatible Xiaomi or Apple device, you can enable "Lost Mode" in the respective "Find Device" or "Find My" App. This allows you to leave your contact information. If someone finds your Xiaomi Tag and taps it with an NFC-enabled device, they will be able to retrieve your contact details.

Note: The NFC sensing area of the Xiaomi Tag is located on its back.

Screenshots of Lost Mode setup and NFC area diagram
Screenshots showing how to set up Lost Mode and a diagram indicating the NFC area on the back of the Xiaomi Tag.

5. Maintenance

5.1 Battery Replacement

  1. Along the battery compartment opening slot, gently pry open the cover using a coin, plastic piece, or fingernail.
  2. Remove the old battery. Insert a new CR2032 battery with the positive (+) terminal facing upwards.
  3. Close the battery cover and press along the edges until it is completely sealed. The device will automatically power on and confirm with an audible tone.
Diagram of battery replacement for Xiaomi Tag
Diagram illustrating the steps for replacing the CR2032 battery in the Xiaomi Tag.

Important Battery Safety Information:

  • This device uses a 3V lithium manganese CR2032 button cell battery, which is NOT rechargeable.
  • Only replace with the same type and specifications of battery. Ensure the battery is inserted according to the (+) polarity marking in the battery compartment. Incorrect battery type or reverse installation may lead to overheating, leakage, fire, or electric shock.
  • Do not swallow the battery. It poses a chemical burn hazard.
  • This product contains a button cell battery. If swallowed, a button cell battery can cause severe internal burns in just 2 hours and can lead to death.
  • Keep new and used batteries away from children. If the battery compartment does not close securely, stop using the product and keep it away from children.
  • If you suspect batteries have been swallowed or placed inside any part of the body, seek immediate medical attention.
  • Do not dispose of batteries in fire or a hot oven, or mechanically crush or cut a battery, as this may result in an explosion.
  • Do not leave a battery in an extremely high temperature or extremely low air pressure environment, which can result in an explosion or the leakage of flammable liquid or gas.
  • Dispose of used batteries according to local regulations. Do not dispose of them with household waste.

5.2 General Care and Safety

  • The product has an IP67 protection rating (dustproof and immersion in water up to 1 meter for 30 minutes) under controlled laboratory conditions. This protection is not permanent and may decrease due to daily wear and tear or disassembly. Do not use in seawater, hot water/steam, detergents, deep water areas, or under high-pressure spray.
  • Do not disassemble, impact, squeeze, puncture, heat, or throw the device into fire.
  • Stop using the device immediately if it is severely deformed, or if the battery swells, leaks, or water enters the device.
  • The device and battery are small parts and pose a choking hazard. Keep them out of reach of children.
  • It is recommended to use and store the device within a temperature range of -20°C to +60°C. Avoid high temperatures, open flames, strong magnetic fields, and environments containing corrosive chemicals.
  • If the product will not be used for a long period, remove the battery to prevent leakage and corrosion.
  • Dry environments are prone to electrostatic discharge (ESD). Before use, touch grounded unpainted metal to release static electricity, or avoid operating in very dry conditions.
  • This product contains magnets and radio components, which may interfere with medical devices such as pacemakers and defibrillators. Maintain a safe distance and consult a doctor or medical device manufacturer if interference is suspected.
  • In areas where wireless devices are restricted, such as hospitals, airplanes, or gas stations, please comply with local regulations and turn off relevant wireless functions.

6. Troubleshooting

  • Device not pairing: Ensure the battery insulation tab has been removed and the device is in pairing mode (audible tone). Check that Bluetooth and location services are enabled on your phone. If the device entered sleep mode, press and hold the button for 3 seconds to reactivate pairing mode.
  • "Discover Xiaomi Tag" card not appearing (Xiaomi devices): Open the "Find Device" App, go to the "Items" page, and tap "+" to manually add the product.
  • Unable to unbind or pair with a new device: Perform a device reset as described in Section 4.2.
  • Android compatibility issues: The Xiaomi Tag is designed to work with specific Xiaomi devices running HyperOS 3 or later (China version) for Android compatibility. If you are using a non-Xiaomi Android device or an older Xiaomi model, full functionality may not be available. Please verify compatibility with your specific device model.

7. Specifications

FeatureSpecification
Product NameAnti-lost device
ModelM2543T1
Wireless CommunicationBluetooth 5.4
Operating Temperature-20°C to 60°C
Battery Type3V Lithium Manganese Button Cell
Battery ModelCR2032
Protection RatingIP67
CMIIT IDLocated at the bottom of the battery compartment

8. User Tips

  • Android Compatibility: Ensure your Android device is a Xiaomi device running HyperOS 3 or newer for full compatibility, as some users have reported issues with non-Xiaomi Android devices.
  • Pairing Issues: If the device doesn't pair immediately, try pressing and holding the button for 3 seconds to re-enter pairing mode.
  • Static Discharge: For optimal performance and to avoid static discharge, handle the device in environments with normal humidity.
  • More Functions: Scan the QR code below to explore more product functions and user guides.
QR code for more functions
Scan this QR code for additional product functions and guides.

9. Warranty and Support

9.1 Disclaimer

The illustrations of products, accessories, and user interfaces in this manual are for reference only. Actual products may vary slightly. This manual is published by Xiaomi or a Xiaomi ecosystem company and may be updated periodically to correct printing errors, inaccurate information, or to improve programs and/or equipment, without prior notice. Content changes will be incorporated into the latest version of the manual.

9.2 Environmental Protection Use Period

  • Product (excluding battery): The environmental protection use period is 10 years under normal operating conditions.
  • Battery: The environmental protection use period is 5 years under normal operating conditions.

The environmental protection use period indicated on components takes precedence over any conflicting or different environmental protection use period indications on the product. The environmental protection use period for this product refers to the safe period during which toxic and hazardous substances will not leak under the conditions specified in the product manual.

9.3 Contact Information

  • Service Hotline: 950816
  • Service Website: www.mi.com/service
  • Manufacturer: Xiaomi Communications Co., Ltd.
  • Manufacturer Address: Building 6, 9th Floor, 019, No. 33, Xierqi Middle Road, Haidian District, Beijing
  • Product Information Website: www.mi.com
  • Manual Version: V1.0

Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. Any use of such marks by Xiaomi Inc. is under license. Other trademarks and trade names are those of their respective owners.

A PDF version of this manual may also be available for download from the product information website.

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