Specifications

1.Max Hold and Data Hold Function
2.Auto power off

1.Sound level Range:30 to 130dB(Low=30-100dB ,High=60-130dB)
2.Accuracy :+1.5dB (ref 94dB @1kHz)
3.Frequency Range:31.5Hz to 8kHz
4.Frequency Weighting: A,C
5.Max Hold and Data Hold Function
6.Time Weighting: Fast ,slow
7.Operation temperature0 to 50oC(32 to 122oF)
8.Operation humidity:10 to 90%RH
9.Storage temperature: -10 to 60oC(14 to 140 oF)
10.Storage humidity:10 to 75%RH
11.Backlight,Auto power off and Disable sleep mode
12.Over range ,Low range, low power symbol display