Wall Mounted Sound Level Meter 30?130dB 11in Multifunctional 4 in 1 Digital Display Decibel Meter for Classroom
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Description
1�4 IN 1 DECIBEL METER: This decibel meter has multiple functions having a decibel meter is equivalent to having a thermometer hygrometer and clock at the same time. 2�11IN DISPLAY SCREEN: This large screen decibel meter has an 11 inch LED display...
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