Bluetooth & Connection

Check whether the operating system of your mobile phone is Android 8.0 and above, or iOS 13.0 and above;
For better experience, please download the latest App.
Check whether the Bluetooth is enabled and working properly on your phone. It is recommended to turn off all programs and restart the Bluetooth before reconnecting.
Scan the QR code displayed on the fitness tracker/smart watch or tap "Add Device" in the App to connect. Select the correct product type: smart watch or fitness tracker.
It is recommended to pair with the device in an open area to avoid interference from other devices;

You could try the following way, set and try again:

Turn on Bluetooth again.
Make sure the device has sufficient power and close to the phone.
Tap "Reset" on the device and reconnect.
Go to Settings > Bluetooth on your phone, tap "Forget this device" and pair again.
1. Go to "Settings > Bluetooth" on your phone, and find this device.
2. Tap on the device and select "Forget this device".
If this device has been connected to another phone, please select "Forget this device" in Bluetooth settings of that phone, and connect again.

Make sure the distance between the phone and device does not exceed 8 m, otherwise the signal may be too weak.
Make sure there is nothing between the phone and device that might obstruct the Bluetooth signal, for example, your body or metal objects such as jewelry.
Make sure the device battery has sufficient power to use Bluetooth and keep screen lit.
Make sure your phone's Bluetooth is working. Try closing all apps, and then disable and re-enable Bluetooth.
If the App is running in the background, iOS may close the App automatically, which can cause Bluetooth to disconnect.
If the Bluetooth is automatically disconnected after the phone screen goes black/locked, it may be because the phone is in power saving mode or the phone assistant automatically turns off the Bluetooth. Android users can go to the "Background Protection Guide" from the APP My Page and follow the instructions to enable system permissions to prevent the APP from being blocked by the system when running in the background, causing disconnection from the device.

The device does not need to be connected to your phone to count steps, record sleep data, or use the alarm clock. For example, you can do your exercise while wearing your device, and then connect the device to your phone and perform a sync to view exercise data.
Alarm clock: Use the App to configure the alarm time and sync it to the device. Once you have configured the alarm time, you can disconnect the device from your phone.

To use the Call Reminder and Find Phone features, you have to turn on your phone's Bluetooth and connect the device with your phone.

Bluetooth & Connection

Bluetooth connection troubleshooting and tips

Check whether the operating system of your mobile phone is Android 8.0 and above, or iOS 13.0 and above;
For better experience, please download the latest App.
Check whether the Bluetooth is enabled and working properly on your phone. It is recommended to turn off all programs and restart the Bluetooth before reconnecting.
Scan the QR code displayed on the fitness tracker/smart watch or tap "Add Device" in the App to connect. Select the correct product type: smart watch or fitness tracker.
It is recommended to pair with the device in an open area to avoid interference from other devices;

You could try the following way, set and try again:

Turn on Bluetooth again.
Make sure the device has sufficient power and close to the phone.
Tap "Reset" on the device and reconnect.
Go to Settings > Bluetooth on your phone, tap "Forget this device" and pair again.
1. Go to "Settings > Bluetooth" on your phone, and find this device.
2. Tap on the device and select "Forget this device".
If this device has been connected to another phone, please select "Forget this device" in Bluetooth settings of that phone, and connect again.

Make sure the distance between the phone and device does not exceed 8 m, otherwise the signal may be too weak.
Make sure there is nothing between the phone and device that might obstruct the Bluetooth signal, for example, your body or metal objects such as jewelry.
Make sure the device battery has sufficient power to use Bluetooth and keep screen lit.
Make sure your phone's Bluetooth is working. Try closing all apps, and then disable and re-enable Bluetooth.
If the App is running in the background, iOS may close the App automatically, which can cause Bluetooth to disconnect.
If the Bluetooth is automatically disconnected after the phone screen goes black/locked, it may be because the phone is in power saving mode or the phone assistant automatically turns off the Bluetooth. Android users can go to the "Background Protection Guide" from the APP My Page and follow the instructions to enable system permissions to prevent the APP from being blocked by the system when running in the background, causing disconnection from the device.

The device does not need to be connected to your phone to count steps, record sleep data, or use the alarm clock. For example, you can do your exercise while wearing your device, and then connect the device to your phone and perform a sync to view exercise data.
Alarm clock: Use the App to configure the alarm time and sync it to the device. Once you have configured the alarm time, you can disconnect the device from your phone.

To use the Call Reminder and Find Phone features, you have to turn on your phone's Bluetooth and connect the device with your phone.