Automatic shut-down - the automatic shutdown time can be set, the automatic shutdown time can be set within 0-15 minutes, and the default time is 10 minutes.
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Backlit LCD - AUTO is the automatic mode, which automatically turns off the backlight when not in use
- OPEN means the backlight is always on
- CLOS means the backlight is always off
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Gravity Acceleration Setting - The user can input the precise value of the gravity acceleration of the place of use by himself to make the test and unit conversion more accurate. The default value is 9.800.
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