Maxcom oxygen pro Quick Start Manual page 9

FAQ:
What should I do if Bluetooth cannot be connected? (Failed to connect / reconnect or slow connection)
- Please confirm the mobile phone or tablet supports IOS9.0 or Android 4.2 or above and Bluetooth 4.0)
- Due to the problem of signal interference in the Bluetooth wireless connection, the connection time may be different every time. If you cannot connect for a long time,
please make sure there is no magnetic interference or no much Bluetooth device interference.
- Turn off the phone's Bluetooth and then turn it on
- Clear up the phone background applications or restart the phone
- Do not connect your phone to other products of the same type at the same time
Can't find the watch?
Please check if the watch is with power and turned on and make sure it is not connected by other mobile phones, put the watch near the mobile phone to search again, if it is
still invalid, turn off the Bluetooth of the mobile phone for 20 seconds, then turn on the Bluetooth again
Should the Bluetooth connection be always on? Will there be any data if it is closed?
Before synchronizing the data to the APP, exercise and sleep data will be kept in the watch. When the watch is connected to the mobile phone ,the data will
automatically be uploaded the mobile phone, but the memory of the watch is limited and can only store the data of about one week. When the space is full, the latest data
will be automatically cover the old data , So please sync the data in watch to your phone in time.
Remarks: If you turn on the incoming call and SMS reminder function, you need to keep Bluetooth connected, and the alarm reminder supports offline.
What should I do if the watch cannot be charged ?
1. Please confirm the direction of the charging stand is correct and the charging clip is in good contact with the watch.
2. When the watch power is lower than 3.6V, there will be a period of battery precharging time
Remarks: After plugging in the charger, it will immediately enter the charging state. If there is no display, it will take 3-5 minutes to enter the charging state.