Turn on/Turn off/Data Hold Short press this button to turn on the EMF meter. After startup, short press power on “HOLD”, reading will be locked and "HOLD" icon shows on the screen. Long press this button to turn off the detector.
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Average/Peak Value Mode/Sound Alarm Short press this button to switch average or peak value mode. Average value mode displays "AVG" icon, peak value mode displays "VPP" icon. Long press this button to turn the sound alarm on or off.
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Test Temperature Short press this button to switch temperature units between ℃ and ℉. Long press this button to switch the magnetic field unit between μT and mG.
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Clear LCD Screen Display When the EMF detector reading more than 40V/m or 0.4μT, it will be warning and the screen turns red, the indicator light will flash and the buzzer will alarm.
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