Hitachi HILU75202 User Manual page 25

Eraser
Option
Thickness
Clean all
Eraser has 3 options: touch the screen with your palm to start erasing the content,
adjust eraser size to remove only specific parts of the content, instally clean all with
a single tap.
Version 1.9
Description
Adjust eraser size.
Remove all content in a single tap.
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