User's Manual

7.3 Short battery life
7.3.1 may occur when the battery hasn’t been fully charged,
please ensure sufficient time for the charging ( at least 2 hours is
required)
7.3.2 Charger or data line may not working properly, please
change a new one.
7.3.3 Please check the port of the data line and try again to
ensure a proper connection.
7.4 Bluetooth hasn’t connect to or unable to connect to the
watch
7.4.1 Restart the watch
7.4.2 Turn off the Bluetooth of your phone, turn on the
Bluetooth again and connect to the watch again.
7.5 Inaccurate sleepdata
Sleepmonitor is designed to imitate the natural pattern of falling
asleep and waking up, please wear the watch regularly, otherwise
deviation may occur if going to bed late or only wear while sleeping.
There may not sleeping data generated if go to bed at day time as
the defaulted sleeping time is preset to between 9:00 pm to 9:00
am.