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Data History Chart Page:
The APP user can select one
data in which the user is
specifically interested to display
the history change with line
graph chart. The graph chart
can be modified with different
scales in both X and Y
coordinate axis. The history
data can be saved into a file in
the mobile devices.
Emergency Alarm Page:
The Emergency Alarm page
allows user to send rescue
message in emergent situation,
along with pre-defined the
environment, air quality and
geographical coordinates data.
The message can be send by
Bluetooth if the APP (mobile
phone) has been connected
with the device by BLE.
The APP user can also send out the rescue message by enabling the
“NFC ALARM” toggle button and followed by tapping the phone to the
