TestHelper SW-525B Sound Level Meter Tester 30-130db,9.6in Screen LCD Display Wall Hanging Type Decibel Noise Measuring with Alarm (Sound Level Meter with Data Logger)

TestHelper SW-525B Sound Level Meter Tester 30-130db,9.6in Screen LCD Display Wall Hanging Type Decibel Noise Measuring with Alarm (Sound Level Meter with Data Logger)

• Product size:22.8cm*12.5cm*3.2cm(8.96in*4.91in*1.26in)
• Measurement range 30 ~ 130dB (dB),
• With data export and memory storage fuction,Sampling rate: 2 times/second
• Accuracy: +1.5 dB
• Power supply: DC 5v 1A micro USB

After the start of the meter, save every two seconds.You can observe the noise changes through th line chart, which will be more intuitive.<br><br> Description:<br> 100% brand-new and high quality.<br> Large digital LCD display<br> Measurement range is 30 ~ 130dB<br> Use the device to measure noises inside or outside. <br> With hanging holes, can be hangged on the wall<br> DC 5V 1A micro USB power supply<br> With data export and memory storage fuction.<br><br> Specifications:<br> Model: SW-525B<br> Measurement range : 30 ~ 130dB (dB)<br> Accuracy: +1.5 dB (reference sound pressure level, 94dB @ 1kHz)<br> Frequency response: 31.5Hz ~ 8.5kHz<br> frequency weighting: A<br> Response time: Fast<br> Microphone: 6mm condenser microphone<br> Power supply: DC 5V 1A micro USB<br> Sampling rate: 2 times/second<br> working environment: 0 - 40 degrees (32 degrees Fahrenheit to 104 degrees Fahrenheit), 10 - 80%RH<br> Storage of Temp. and humidity: -10~60C. 10~70%RH<br><br> Package Included:<br> 1 x SW-525B sound level meter<br> 1 x USB cable <br> 1 x Manual<br> 1 x Certification<br><br> <b>Brand:<br> TestHelper<br>