LCD Digital Sound Level Meter Noise Measuring Instrument Decibel Monitoring Logger Tester 30-130dB

 LCD Digital Sound Level Meter Noise Measuring Instrument Decibel Monitoring Logger Tester 30-130dB - E0440

Wide measuring range: 30-130dB.
Fast/Slow response and Maximum hold function.
Equipped with sponge ball.
Auto power-off after working 2 minutes(power on normally); if you press the switch button for 3s, it will not power off unless you press the button again.
AC/DC analog signal output.
Portable, easy to use and handy instrument for sound quality control in factory, office, home, school and construction site.

This meter is featured with wide measuring range (30-130dB). It's portable and easy to use and handy instrument for sound quality control in factory, office, home, school and construction site.

Features: 
Wide measuring range: 30-130dB.
Fast/Slow response and Maximum hold function.
Equipped with sponge ball.
Auto power-off after working 2 minutes(power on normally); if you press the switch button for 3s, it will not power off unless you press the button again.
AC/DC analog signal output.
Power supply: USB interface or 4 * AA batteries.
Portable, easy to use and handy instrument for sound quality control in factory, office, home, school and construction site.

Specifications: 
Measuring Range: 30-130dBA or 35-130dBC
Accuracy: ±1.5dB
Resolution: 0.1dB
Frequency Range: 31.5Hz to 8.5KHz
Level Range: 30~80dB, 40~90dB, 50~100dB, 60~110dB, 70~120dB, 80~130dB, 30~130dB
Linearity Weighting: 50dB
Frequency Weighting: A/C
Digital Display: 4 Digits
Sample Rate: 2 Times/sec
MAX Hold: "MAX"
Over Indication: OVER/UNDER
Time Weight: FAST/SLOW
Microphone: 1/2inch Electret Condenser Microphone
Power Supply: 4 * 1.5V AA Batteries(not included) or USB 5V 100mA
Operation Environment: 0-40ƒ 10-80%RH
Storage Environment: -10-50ƒ 10-80%RH
Dimension: 230 * 70 * 35mm / 9 * 2.75 * 1.38in (L * W * H)
Weight: 269g / 9.48oz
Package Size: 29 * 14 * 6.5cm / 11.4 * 5.5 * 2.56in (L * W * H)
Package Weight: 459g / 16.19oz 

Package List: 
1 * Sound Level Meter
1 * Sponge Ball
1 * USB Cable
1 * CD
1 * User Manual (English)

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