User's Manual

14
Set up the Oximeter
Your oximeter comes with the alarm function including the upper/lower limit of SpO
2
and heart rate, and the brightness of LED backlight preset. If you need to set these
parameters, please follow below steps.
Start with the oximeter is off.
STEP 1. Press Button and button at the same time to enter setting mode.
The rst screen shows SpO
2
upper limit settings. The factory default is off.
STEP 2. Press button to change settings. You can press button to increase
the number from 91% to 100%.
When the setting value goes to the upper limit, press button again and
the screen will turn back “OFF” setting.