FNIRSI FDM01 Noise Decibel Meter

The FNIRSI FDM01 is a compact decibel meter designed for accurate noise measurement in the 30-130 dB range, with simultaneous temperature and humidity monitoring. It features a high-sensitivity condenser microphone with fast response and selectable FAST/SLOW modes for dynamic or stable readings. Measurement includes A-weighting for realistic sound perception.

The device offers MIN/AVG/MAX modes, data hold and a visual alarm for threshold alerts. A 2.3-inch VA color display ensures clear visibility, while the 600 mAh rechargeable battery with USB-C charging supports portable use.