3-in-1 Dezibel Messgerät Schallpegelleser + Luftfeuchtigkeit & Temperatur. Klassenzimmer 1347
51,53 €
Features: AUTO Alarm Icons: the noise alarm face automatically switch when the decibel at different level. [Green ]Less than 60dB;[Yellow ]60~75dB;[Orange ]75~85dB;[Red ]More than 85dB. And to top it off, the sound level tester has 3 ADJUSTABLE SPEEDS (1. ).
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