30~130dB Green Digital LCD Display Wall Mounted Noise Digital Sound Level Meter
97,47 €
30 ~ 130dB. Derma Roller. Frequency Weighting:A (Ambient Noise) Weighting. Alarm Reminder (sound+display). Accuracty: +-1.5dB ( In Standard sound: 94dB@1KHz. Frequency Response Range: 31.5Hz~8.5KHz. abusing, alteration, neglect, disassembly or dropping. ).
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