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4. Operation instructions 》 》
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4.1 Battery
The instrument use 9V dry battery or 9V rechargeable
battery. If you do not use the instrument for a long time,
be sure to remove the battery from the battery
compartment, otherwise the battery will automatically
discharge and leak and corrode.
4.2 Power ON/OFF
Before starting the measurement, make sure that the
sensor of the instrument is dry. If there is moisture on
the sensor, please wipe it dry with a cloth before
performing the measurement operation.
4.3 Measurement
For best accuracy, please press the instrument ’s
sensor on the flat area of the measured material.
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