Remove the battery cap by rotating the
cap counter-clockwise.
Insert a CR2-3V battery.
Put the negative pole of lithium battery
into battery compartment first.
Replace the battery cap.
Note: lt is recommended that the battery
should be replaced once every 12 months.
Notice: Replace the battery when Low
batteryindicator shows. lf the" " displays and flash on LCD, which means "low
battery". lt can be turned on, but it can' t shows any data Meanwhile, vibration
will be paused.
1.Open the cap counter-clockwise.
2.The positive pole "+"of the lithium battery CR2
should be placed outwards.(look at the picture)
3.Tighten the battery cap clockwise after installing
the battery.
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