Extech SL10 Personal Sound Level Meter
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<b>[Product Information]</b><br>
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<li>Measures Sound Level from 40 to 130dB with A Frequency Weighting for human hearing and fast response time of 125mS</li>
<li>Pocket-sized housing with easy one button operation</li>
<li>Large automatic backlit LCD display when meter is powered on</li>
<li>Complete with 9V battery and built-in sensor</li>
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