SNDWAY Handheld High Precision Noise Decibel Meter, SW523, SW524(Storage+USB Communication) autoclave main power cord com/s/files/1/2407/1409/products/ssu-ph-meter-table-top-digital-amazon-p-laboratory-deal-laboratorydeal-technology-electronic-device_367

com/s/files/1/2407/1409/products/ssu-ph-meter-table-top-digital-amazon-p-laboratory-deal-laboratorydeal-technology-electronic-device_367

High speed compressor

Interpupillary distance from 55mm to 75mm

With proper care

Part Number: Scifa -MC-SH59

SNDWAY Handheld High Precision Noise Decibel Meter, SW523, SW524(Storage+USB Communication) autoclave main power cord com/s/files/1/2407/1409/products/ssu-ph-meter-table-top-digital-amazon-p-laboratory-deal-laboratorydeal-technology-electronic-device_3671. Accuracy: + 1. 5dB(based on the standard sound source 94dB@1KHz) 2. Frequency response range: 31. 5Hz8. 5KHz 3. Dynamic state range: 50dB 4. Measuring range: 30~130dBA35~130dBC 5. Frequency weighting character : A weight and C weight 6. Numerical digit display: 4 digits,resolution 0. 1dB, sampling frequency 2 times second 7. Dynamic scale display: 1 scale equals 2dB or 1dB, sampling frequency 2 times second 8. Dynamic scale shift: 30~130dB,