Amemo A320 Manual Del Usuario página 15

maximum).
When "-" shows on the right side, by press the direction button for 1
second and moving the "*" next to the Spo2 Lo or PR Lo value setting,
you can reduce the value to a lower value (until it reaches the
minimum).
3.2 Operation
3.2.1 Installing batteries
Place two AAA batteries into the battery compartment taking care to
align the polarities, then close the cover.
WARNING: Do not attempt to recharge normal alkaline batteries, as
they may leak and may cause a fire or even explode.
3.2.2 Turning on and applying the Pulse Oximeter
Put one of your fingers into the rubber opening of the A320 Pulse
Oximeter with nail facing upward, then release the clamp. Press the
power button to turn the A320 Pulse Oximeter on. The oximeter will
automatically turn off, if there is no finger in the device for more than
16±2 seconds.
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