Answer

Feb 25, 2025 - 11:11 PM
To power on the meter, simply press the "ON/Hold" button when the meter is off. The meter will turn on and the display will show the performance data.
To power off the meter, press and hold the "ON/Hold" button for longer than 3 seconds. The meter will be powered off.
Additionally, the meter has an auto-off feature. If no button is pressed for 3 minutes, the meter will power off automatically.
Please refer to the user manual for more detailed instructions and illustrations.
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