FNIRSI FDM01 Noise Decibel Meter

The FNIRSI FDM01 is a compact, multifunctional noise decibel meter that measures sound levels from 30 to 130 dB with A-weighting, while also monitoring temperature and humidity. Featuring a sensitive 6mm condenser microphone, a bright 2.3-inch VA color display, and a rechargeable 600 mAh lithium battery charged via USB-C, this device is perfect for assessing noise in offices, construction sites, transportation, production rooms, and public spaces.

• Accurate Sound Measurement: Range 30-130 dB with ±1.5 dB accuracy (at 94 dB, 1 kHz) and frequency range 31.5 Hz - 8.5 kHz.
• Dual Detection Modes: Choose FAST (1 sec) or SLOW (1.25 sec) response for dynamic or stable noise sources.
• Comprehensive Display: 2.3" VA color screen shows sound level, temperature, humidity, and MIN/AVG/MAX values.
• Light Alarm & Hold: Red LED alerts when threshold is exceeded; HOLD function freezes the reading.
• Rechargeable & Portable: Built-in 600 mAh lithium battery with USB-C charging, ABS housing with silicone buttons for durability.

Includes the FNIRSI FDM01 meter and a charging cable. Ideal for professionals and hobbyists needing reliable noise level monitoring.