Features: Experience precise sound level measurement with the decibel meter data logger, featuring a massive 43,000 data record capacity and realtime measurement capabilities for accurate noise monitoring. This digital sound decibel meter boasts a wide measuring ranges from 30 to 130db, fast/slow time weighting, and a frequency response of 31.5hz to 8500hz, ensuring comprehensive acoustics analysis. Ideal for environmental engineers, construction workers, and industrial safety experts, this noise meter is designing for professional who require reliable noise monitoring solution. Perfect for use in construction site, offices, schools, and hospitals, the sound level meter ensures environment meet regulatory standards by providing detailed noise assessments. With its rechargeable battery and USB connection for data export, this noise meter combines convenience with advanced functionality, making it essential tool for any noise analysis task. Specifications: Component:ABS Size:Approx.160x56x31mm/6.29x2.2x1.22inch Color: Black Accuracy: +1.50dB (reference sound pressure standard, 94dB@1KHz) Resolution: 0.1dB Frequency response: 31.5Hz~8500Hz Time weighting characteristics: FAST (fast)/SLOW (slow) Sampling rate: fast 8 times/second, slow 1 time/second Working temperature: 0~50℃ Package Includes: 1pcs Noise Meter 1pcs Charging Cable note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.