3-In-1 Decibel Meter Sound Level Reader + Humidity & Temperature. Classroom Noise Meter, SPL & DB Meter For Wall Mounted

3-In-1 Decibel Meter Sound Level Reader + Humidity & Temperature. Classroom Noise Meter, SPL & DB Meter For Wall Mounted
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sku: 1005006358740644
$38.65
Shipping from: China
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