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3.1 Product description
Press the Menu button for approx. 2 seconds and the device
will be switched on.
Press Menu button briefly to enter the mode for setting the
basic functions.
Press "▲" or "▼" button to scroll through the menu. The
border shows which function is currently selected.
Press Select to select the selected option and use the "▲" or
"▼" buttons to edit the value.
After editing the value, confirm the new value with the Select
key and press the Menu key to exit the menu mode.
Take your measurement and use the◄ ► buttons to switch
the image overlay.
Press the shutter button to take a picture of the current screen
and press Menu to save.
Press the Menu button for approx. 4 seconds to switch off the
device
