Digital Sound Level dB Meter Decibel Logger 30-130dB
International Electrician Committee Standard: IEC 651 TYPE 2 & ANSI 1.4 TYPE 2.
Accuracy up to 1.5dB.
Maximum value holding function to lock up the maximum reading.
Large LCD screen with digits reading.
Auto power off design for energy saving.
Portable, easy-to-use and handy instrument for sound quality control in factory, traffic, family, and audio system.
Specifications:
Measuring range: 30-130dBA
Accuracy: 1.5dB
Frequency range: 31.5Hz to 8.5KHz
Frequency weighting: A
Digital display: 4digits
Resolution: 0.1dB
Sample rate: 2 times/second
Microphone: 1/2 inch electret condenser microphone
Max hold: MAX
Power supply: 9V battery
Power life: About 30 hours (alkaline battery)
Operating condition: 0-40 10-80%RH
Storage condition: -10--+60 10-70%RH