2. The ARROE app will then request you to use its OCR function to determine
the required voltage and current for your specific laptop. To do this you
will be requested to allow camera permissions.
3. The ARROE app will then request you to scan your laptop charger (power
adapter located between the laptop DC input and the wall plug). The
ARROE app will tell you which characters are required to be in the shot.
This is the DC output voltage and output current coming from the
adapter to the laptop.
4. Once focused, the ARROE app will automatically scan the adapter and
you need to confirm the image quality.
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