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Digital Sound Level Meter,Sound Meter for Classroom Home Street,30-130dBA dB Meter to Measure Noise,Noise Decibel Reader,Audio Sound Tester,Sound Testing equipmetent,Sound Measurement Device
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*Packaging of actual item may differ from photo shown
- Electrical items MAY be 110 volts.
- 7 Day Return Policy
- All products are genuine and original
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Digital Sound Level Meter,Sound Meter for Classroom Features
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【Widely Used】The noise meter is the use of environmental sound level instrument, can be widely used in such as factories, workshops, schools, residential, office areas, traffic roads, audio and other occasions of sound level measurement. Also suitable for noise engineering, product quality control, health,prevention and control.
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【Accurate Measurement】Measuring Range:30~130dB ;Accuracy:±1.5dB（94dB@1KHz）;Display Resolution:0.1dB
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【A Weighted Measurement】 A Weighted network (automatic switching range display)
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【Fast/Slow mode selection】Press the MODE key, you can convert the response speed of the noise meter, FAST fast, SLOW slow
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【MAX/MIN Measurement】Press RANGE key to measure the maximum value of MAX and minimum value of MIN.A maximum duration of more than 3 seconds is recorded, with a normal test sampling rate of 0.5 seconds. The maximum error is ± 5%，The maximum value of this machine is the maximum value taken when the value is stable
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【Result Hold】The measurement result (HOLD) function;Press the HOLD key to hold the measured sound level value
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【Sound level OVER or UNDER indicates】If the display displays "UNDER" or "OVER" characters, the sound level is lower than 30dB or higher than 130dB.
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【LCD with backlight】After power-on, the backlight will automatically light up and turn off after 30 seconds. Press the backlight button to turn on the backlight.
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【Automatic SHUTDOWN】3 minutes after the stop button, the meter will automatically shut down to save power.
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【Low power indicator】 When the battery voltage decreases to a certain extent, the battery symbol in the upper right corner of the display will light up. In this case, the battery should be replaced.
