User's Manual

Shenzhen Belter Health Measurement and Analysis Technology Co.,Ltd
C, fix the armband in position, as position shown in below pictures .
C、fix the armband tightly.
（
Correct diagraph posture）
If you use it out of the indicated temperature and humidity range,it may not be able
to achieve claimed performance requirement.
While measuring you must ensure the correct posture to obtain accurate results.
NOTICE