User's Manual

User Manual for Fingertip Oximeter
V
unlikely true, the more stable value is expected
by waiting for a while, or a restart is needed when
necessary.
Note: Due to the working principle of orientation sensor
used in oximeter, there is a small metal ball which is
movable within its compartment of the
orientation-sensor. Therefore you can hear a slight
“clatter” sound when you wave or shake the oximeter. It
is normal and not caused by unwanted part.