FNIRSI Noise Decibel Meter Home Volume Detector(Yellow) all season feather duvet Suitable for all Ages

Suitable for all Ages

giving you versatile options to match your personal style

this piece is ideal for women seeking a meaningful

Cloud & Cross Lap Tray

FNIRSI Noise Decibel Meter Home Volume Detector(Yellow) all season feather duvet Suitable for all Ages1. Accuracy: 1. 5dB (based on standard sound source, 94dB@1KHz) 2. Frequency range: 31. 5Hz 8. 5KHz 3. Dynamic range: 3. 50dB 4. Measuring range: 30 130dB 5. Digital display: 4 digits, resolution 0. 1dB, sampling rate 2 times second 6. Dynamic scale display: 1 scale represents 2dB, sampling rate is 2 times second 7. Dynamic scale range: 30 130dB 8. Overload indication: "OVER" and "UNDER" symbols indicate 9. Dynamic characteristics: two reaction