User's Manual

12
BEFORE USE
Low battery capacity is indicated with a ashing red light. We recommend that you
replace the new batteries if the low battery indicator turns red.
►Battery Replacement
Make sure the oximeter is switched off when replacing the batteries.
The oximeter is powered by 4 AA alkaline batteries. Replace new batteries by the
following steps.
STEP1.
Loosen the screw at the back of the oximeter and remove the battery cover.
STEP2.
Remove the old batteries from battery compartment.
STEP3.
Insert four new AA alkaline batteries. Correctly align the polarities (+ and -)
with battery indication marks on the oximeter.
STEP4.
Replace the battery cover and tighten the screw.
CAUTION!
1.Use only 1.5 AA new batteries with this device. Replace the batteries as soon
as possible after a low battery indicator appears.
2.If the oximeter does not work after installed the batteries. Reinstall the batteries.
STEP1
STEP4
STEP2 STEP3