Decibel Meter, NOYAFA Digital Sound Level Meter with A/C Weighted, 30 to 130 dB SPL Meter with MAX/MIN, Data Hold, Auto Power Off,Alarm, Noise Meter for Classroom, Office, Factory

Decibel Meter, NOYAFA Digital Sound Level Meter with A/C Weighted, 30 to 130 dB SPL Meter with MAX/MIN, Data Hold, Auto Power Off,Alarm, Noise Meter for Classroom, Office, Factory

Decibel Meter, TopTes TS-501B Sound Level Meter with 2.25” Backlit LCD Screen, Portable SPL Tester with A/C Weighted, Range 30-130dB, MAX/MIN, Data Hold, Use for Home, Noisy Neighbor, Factory - Orange

Decibel Meter, Tadeto Digital Sound Level Meter Portable SPL Meter 30dB to 130dB MAX Data Hold with LCD Display Backlight A/C Weighted for Home Factories