Highlights
Dual Adjustable Detection
FNIRSI FDM01 noise decibel meter features two sensitivity modes. You can choose 1s quick measurement which is more sensitive and can read noise changes rapidly. While the 1.25s slow measurement is more stable and is easy access to noise levels.
Easy to Use
This sound level measuring instrument has 600mAh built-in battery, which can be charged by Type-C cable. A large screen can help you read the data quickly. The measuring range is 30-130 dB.
Comfort Design
The windshield design can block all interference, providing accurate measurement; the silicone button offers you a comfortable touching feel; the exquisite ABS shell is durable, long-lasting, and anti-fall.
Specification
| General | Brand: FNIRSI Type: Noise Decibel Meter Model: FDM01 Color: Black + Yellow |
| Specification | Accuracy: ±1.5dB (Based on standard sound source, 94dB@1KHz) Frequency range: 31.5Hz-8.5KHz Dynamic range: 3.50dB Measuring range: 30-130dB Digital display: 4 digits, resolution 0.1dB, sampling rate 2 times/second Dynamic scale display: 1 scale represents 2dB, and the sampling rate is 2 times/second Dynamic scale gear: 30-130dB Overload indication: "OVER" and "UNDER" symbols indication Dynamic characteristics: FAST (fast) and SLOW (slow) are two response speeds. Microphone: 6mm condenser microphone Maximum value lock: MAX Battery: 600mAh/3.7V lithium battery Frequency weighting characteristics: A weight Working temperature and humidity: 0 - 40 Celsius, 10%-80%RH Storage temperature and humidity: -10 - 60 Celsius, 10%-70%RH |
| Weight & Size | Product Weight: 0.21kg Package Weight: 0.31kg Product Size(L x W x H): 61x31x190mm Package Size(L x W x H): 240x204x52mm |
| Package Contents | 1 x Noise Decibel Meter 1 x Charging Cable 1 x User Manual |