Wall Hanging Sound Level Meter Brightness Accurate Noise Meter Clear Display For Factory

Wall Hanging Sound Level Meter Brightness Accurate Noise Meter Clear Display for Factory Specification: Item Type: Wall Hanging Sound Level Meter Material: ABS Display Method: LED Display Atmospheric Pressure: 12.5 PSI - 15.4 PSI Sampling Time: 1.5 S Temperature Range: -10 degrees Celsius -50 degrees Celsius Storage Temperature: -10 degrees Celsius -60 degrees Celsius Relative Humidity: 20% - 85% Humidity Range: 20%-85% Accuracy: ±5% Charge: 5V 1000mAh Battery: Lithium ion battery 2000mAh built in Concentration Unit Decibel: dBA Measurement Range: 30-130dBA Accuracy: ±1.5dBA Frequency Range: 50Hz-8.5kHz Frequency Weighting: A Resolution: 0.1dBA Frequency Response Range: 50Hz-8.5KHz Temperature Range: -10-50 degrees Celsius Accuracy: ±1.0 degrees Celsius Package List: 1 x Wall Hanging Sound Level Meter 1 x USB Charging Cable 1 x Hole Sticker 2 x Screw 2 x Expansion Screw 1 x Instruction