Máy đo độ ồn mini có màn hình hiển thị LCD chuyên dụng

SMART SENSOR Mini Digital Sound Level Meter LCD Display Noise Meter Noise Measuring Instrument Decibel Tester 30-130dBA This noise meter is designed to test sound level in various environment. It is widely used in noise control engineering, quality control, health and treatment, home environment monitoring, etc. Features: Mini digital sound level meter with stable and reliable performance. Wide measurement range from 30dB to 130dBA. Fast and slow sampling rate for choice: 125ms or 1s. Data hold function, maximum and minimum value measurement. LCD display with backlight, convenient to use at night. Low battery indication, automatic & manual power off function. Compact and light, convenient to hold and carry. Equipped with sponge ball for sensor protection. NOTE: When measuring under MAX mode, the meter will only display the value greater than the current value; when measuring under MIN mode it will only display the value less than the current value. Specifications: Brand Name: SMART SENSOR  Color: White Material: ABS Plastic Display: 5 digits LCD, Max Display 99999 Measuring Range: 30～130dBA Resolution: 0.1dB Accuracy: 1.5dB (under reference conditions) Frequency Range: 31.5Hz to 8.5Hz Frequency Weighting: A Weighted Over Range: LCD Show Over Time Weighting: Fast Sampling Rate: 2times/s Operating Temperature: 0～40℃ (10%～80%RH) Storage Temperature: -10～60℃ (10%～70%RH) Power Supply: 3 * 1.5V AAA Batteries (Not Included) Item Size: 15 * 5 * 2.7cm / 5.91 * 1.97 * 1.06in Item Weight: 72.6g / 2.56oz Package Size: 22 * 15 * 3.2cm / 9.25 * 4.53 * 1.26in Package Weight: 109.2g / 3.85oz Package List: 1 * Digital Sound Level Meter 1 * User Manual #digitalnoisemeter #decibelmonitoringmeter #noisemeterdecibel #digitalsoundmeter #noisemeter #decibeltester #digitalsoundlevelmeter #hometool #measurement #metertemperature