Feature●Compact & Lightweight Design - This digital noise meter has novel design, compact size. Sound Noise Level Meter 30-130dB noise monitor decibel pressure calibrator detector logger for indoor / outdoor.●Occasion: suitable for noise engineering, quality control, health control and a variety of environmental noise measurement. Such as factories, offices, traffic roads, home, audio and other occasions, noise measurement applications.●Max/Min/Lock current value-Press Max or Min, the value will be locked until the minimum or maximum value appears and replace the current value.●Large LCD screen display, 10 minutes Auto Power Off or Manual Shut Off by Pressing the Power Button for Two Seconds.●A and C trade-off network options: A (simulated human ear), C (machine noise). AC and DC analog signal output, can be connected to the frequency analyzer or X-Y axis recorder to do statistical analysis of data.Description
Specifications:
Material: plastic.
Measurement Range: 30-130dB.
Accuracy: up to ± 1.5dB.
Frequency weighting: A/C.
Max: Yes.
Fast/Slow function.
LCD display.
Level range control switch: 30db-80db; 50db-100db; 60db-110db; 80db-130db; 30db-130db.
Working temperature and humidity: 0 ~ 40 ℃.
Power supply: 4*AA battery (not included).