LCD Digital Sound Pressure Level Decibel Noise Meter 30~130dB Noise Measurement

Description

LCD Digital Sound Pressure Level Decibel Noise Meter 30~130dB Noise Measurement
Description
Feature：
☞The sound level meter is an instrument used to measure the ambient sound level,such as sound level around factories,workshops,schools,residential,offices,road,audio etc
☞It also can be appropriate for noise engineering,product quality control,health prevention and treatment,etc.This audio noise measure device is a great tool for checking, monitoring or controlling and test the sound level of any environments. It is widely applicable for personal, families, business, studies, industrial and etc
☞With the measuring scope from 30 to 130dB and shifting function. Digital display,good anti-interference performance,power saving
☞With the backlight feature,it is appropriate for gathering the sound data at night.Backlight auto power off function is provided.With power saving and high-reliability circuit design,well-design high-efficiency power supply circuit makes the batteries more durable
☞Composite material injection molding process is adopted for casing with anti-drop structure design.It is not only extremely wear-resisting,but also elegant,It’s a mini handheld portable sound level reader
Specification:
Model:HT622A/HT622B
Name:Digital Sound Level Noise Meter
Sound Pressure Accuracy:±1.5dB (94dB@1KHz),±5dB (94dB@8KHz)
Frequency response:30Hz — 8KHz
Dynamic range:50dB
Measuring range:HT622A(30-130dBA)/HT622B(30-130dBA,35-130dBC)
Weighting properties:HT622A(A)/HT622B(A/C)
Dynamic charateristics:FAST 125ms, SLOW 1sec
Microphone:Polarized capacitance microphone
Range:30—80dB,40—90dB,50—100dB,60—110dB,70—120dB,80—130dB
Bargraph:Yes
Auto/manual Range:Yes
Under/Over range:UNDER/OVER
Data hold:Yes
MAX/MIN hold:Yes
Auto power off:Yes
Low battery indication:Yes
Power:3x1.5V AAA batteries（Not included）
Weight:Approx.180g
Size:189*60*33mm
Package includes:
1 x Decibel Meter
1 x User Manual
1 x Storage Bag
Terms & Conditions
Payment
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Shipping
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Return
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We accept any return in 30 days that we promise.
If buyer return it just because buyer don't like it or bought a wrong item, it is buyer pay for return shipping fee.
if item is defect or wrong when it. we will pay for the shipping fee after buyer show the shipping invoice.
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About us
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Our working time: 9:00 AM - 18:30 PM (Beijing Time GMT+8 ), Monday - Friday. (weekend and holidays excluded).