2.2.APPEARANCE AND INTERFACE
Appearance and Buttons
• Five buttons are equipped with
this watch.
• The bottom left and right buttons
are for emergency
SOS(RED
button)
and
call centre(GREEN
button)
respectively.
• The
upper left button
is to
switch-on and hold-on.
• The
middle left button
serves
interface switch and menu.
• The
upper right button
is for
switching on Zigbee and ECG.
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