Troubleshooting
Display direction does
not change or changes
slowly.
The SpO2 and pulse
rate are unstable.
The device will not
turn on.
Display is blank.
Specifications
Name and Item No.
Power Source
SpO2 Parameter
Shake the oximeter with minimal
force to make the movable metal ball
move freely.
Make sure the finger is inserted
correctly. Review the "Important
Information Before Use" section.
Check and correct the polarity of the
installed batteries. Reinstall or replace
batteries.
Check and correct the polarity of the
installed batteries. Reinstall or replace
batteries.
Standard Pulse Oximeter, 40-810-000
Select Pulse Oximeter, 40-811-000
Deluxe Pulse Oximeter, 40-812-000
Premium Pulse Oximeter, 40-813-000
2 "AAA" batteries (1.5V)
Supply voltage: 3VDC
Operating current: ≤40mA
Measuring range: 35% - 99%
Accuracy: 70% - 100% ± 3%
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