SNDWAY SW-525B Digital Sound Level Meter Noise Decibel Meter 30~130dB Large Display

Please Click Here to Download the English User ManualFeatures Measurement range 30 130dB dB Accuracy 1 5 dB reference sound pressure level 94dB 1kHz Special Function 1 Data storage function for one year 2 seconds per data2 Data export functionDimensions 210 x 130 x 30MMFrequency response 31 5Hz 8 5kHzFrequency weighting AResponse time FastAlarm switch indicator Condenser microphone sensorMicrophone 1 2 inch condenser microphoneDigital Display 3pcs 3 inch digital tube display threePower supply DC 5v 1A micro USBworking environment 0 40 degrees 32 degrees Fahrenheit to 104 degrees Fahrenheit 10 80 RHStorage of Temp and humidity 10 60C 10 70 RH Package Included 1 x SW 525B Sound Level Meter 1 x DC 5v 1A Micro USB Cable1 x English User manualDetail Pictures