Wall Mounted Sound Meter Multifunctional Wall Mounted Noise Meter 30-130dB For Factory

Wall Mounted Sound Meter Multifunctional Wall Mounted Noise Meter 30-130dB for Factory Specification: Item Type: Wall Mounted Sound Meter Material: ABS Display Method: LED Screen Atmospheric Pressure: 12.5 PSI- 15.4 PSI Sampling Time: 0.3 S Detection Temperature Range: -10 degrees Celsius -50 degrees Celsius Storage Temperature: -10 degrees Celsius -60 degrees Celsius Operating Environment Storage Humidity: 20%-85% Detection Humidity Range: 20%-85% Accuracy: 5% Charging: 1000 mA 5V DC Battery : 1 x 2000mAh shipped with built in battery Unit: dBA Measurement Range: 30-130dBA Accuracy: ±1.5dBA Frequency Range: 50Hz-8.5kHz Frequency Weighting: A Screen Display: 0.1 dBA Sound Meter Unit dB: Green 1: 55.0 or less Green 2: 65.0-55.0 Orange1: 75.0-65.0 Orange2: 85.0-75.0 Red1: 95.0-85.0 Red 2: 95.0 or more Temperature Rating unit degrees Celsius : Green: 20-30 Orange: Below 20 Red: Above 30 Package List: 1 x Wall Mounted Sound Meter 1 x Instruction 1 x USB Cable 1 x Installation Sticker 2 x Screw 2 x Expansion Tube