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can exit it. When the device is in operation status, pressing the button long
can change brightness of the screen.
8 The device could change display direction according to the handing
direction.
Fingernails and the luminescent tube should be on the same side.
8. REPAIRING AND MAINTENANCE
› Please change the batteries when the low-voltage displayed on the screen.
› Please clean the surface of the device before using. Wipe the device with
medical alcohol first, and then let it dry in air or clean it by dry clean fabric.
› Using the medical alcohol to disinfect the product after use, prevent from
cross infection for next time use.
› Please take out the batteries if the oximeter is not in use for a long time.
› The best storage environment of the device is -40°C to 60°C ambient tem-
perature and not higher than 95% relative humidity.
› Users are advised to calibrate the device termly (or according to the
calibrating program of hospital). It also can be performed at the state-
appointed agent or just contact us for calibration.
High-pressure sterilization cannot be used on the device.
Do not immerse the device in liquid.
It is recommended that the device should be kept in a dry environment.
Humidity may reduce the useful life of the device, or even damage it.
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