SANFIX GM1358 Digital Sound Level Meter

Specifications

• Digital Sound Level Meter GM1358
• Measuring Range 30 130dBA, 35 130dBC
• Accuracy 1.5dB
• Digit & Resolution 5 digit & 0.1dB
• Frequency Response 31.5Hz 8.5KHz
• Measuring Level 30 130, 40 90, 50 100, 60 110, 80 130
• Frequency Weighting Characteristic A & C
• Time Weighting FAST/SLOW
• Sampling Rate 2 Times/Second
• Microphone inch polarization capacitance microphone
• AC/DC Output (AC/DC) 
• Overload Indication OVER/UNDER
• Low Battery Indication 
• Unit Size 70*29*207mm
• Power 9V battery or DC 9V 100mA adapter