>>>>>>>Household mini noise decibel meter
Sound level meters can be used for noise engineering, quality control, health prevention, and various environmental noise monitoring. For example, volume measurement applications in various occasions such as engineering, schools, hospitals, shopping malls, cinemas, offices, road traffic, homes, sound systems, etc.
This product is a high-precision instrument with a measurement accuracy of ± 1.5dB. Complies with International Committee IEC651 TYPE2 and American Standard ANSIS1.4 TY
>>>>>>>Product parameters:
*Measurement range: 30-130 dBA
*Degree: ± 1.5 dB
*Digital&Resolution: 4 bits&0.1 dB
*Frequency response: 31.5Hz~8.5KHz
*Frequency weighted characteristic: A (simulated human ear)
*Sampling frequency: 2 times/second
*Microphone: 1/2-inch capacitive microphone
*High value locking
*Automatic backlight display
*Low battery display
*Manual/automatic shutdown
*Packaging method: blister+cardboard
*Power supply: 3 * 1.5AAA battery
*Product size: 56.1 * 177 * 36.03 mm
*Net weight of product: 144 grams