Features: <br>1. It can convert sound into electrical signals, process data and displays results on LCD. <br>2. Mini handheld noise meter with light weight, easy and convenient to use. <br>3. Designed for sound quality control that measures sound level from 30dBA ~ 130dBA. <br>4. Equipped with sponge ball to filter out unwanted signals. <br>5. Great tool for monitoring noise levels in hotels, conference halls, home theater, hospitals, and any other noise sensitive environments. <br> <br>Specifications: <br>Color; White <br>Measuring Range: 30~130dB, 35~130dBC <br>Frequency Weighting Characteristic: A & C <br>Accuracy: ±1.5 dB <br>Digit & Resolution: 5 bits & 0.1dB <br>Frequency Response: 31.5Hz ~8.5KHz <br>Time Weighting: FAST / SLOW <br>Sampling Rate: 2times/second <br>Microphone: 1/2inch Capacitance Microphone <br>Power Supply: DC 6V 100mA Adapter or 4pcs 1.5V AA Batteries (NOT included) <br>Dimension: 256*70*35mm / 10.08*2.76*1.38in <br>Weight: Approx. 816g <br> <br>Package List: <br>1x Digital Noise Meter (Batteries is NOT included) <br>1x Output Line <br>1x Windproof Ball <br>1x Manual <br>1x Box<br>1、It can convert sound into electrical signals, process data and displays results on LCD. <br>2、Mini handheld noise meter with light weight, easy and convenient to use. <br>3、Designed for sound quality control that measures sound level from 30dBA ~ 130dBA. <br>4、Equipped with sponge ball to filter out unwanted signals. <br>5、Great tool for monitoring noise levels in hotels, conference halls, home theater, hospitals, and any other noise sensitive environments.