Professional GM1351 Digital Sound Level Meter Decibel Logger 30-130dB

Description Professional GM1351 Digital Sound Level Meter Decibel Logger 30 130dB It is designed according to following standards International Electrician Committee Standard IEC 651 TYPE 2ANSI 1 4 TYPE 2 With modern compact and portable appearance design Accuracy up to among 1 5dB Maximum value holding function to lock up the maximum reading Large LCD screen with digits reading Equipped with a sponge ball Auto power off design for energy saving Auto backlight display Portable easy to use and handy instrument for sound quality control in factory traffic family and audio system Specifications Measuring range 30 130dBAAccuracy among 1 5dBFrequency range 31 5Hz to 8 5KHzFrequency weighting ADigital display 4digitsResolution 0 1dBSample rate 2 times secondMicrophone 1 2 inch electret condenser microphoneMax hold MAXPower supply 9V battery the battery is not included Power life About 30 hours alkaline battery Operating condition 0 40degree 10 80 RHStorage condition 10 60degree 10 70 RHProduct weight 105gPackage weight 130gProduct size 14 2 5 3 3 5cmPackage size 15 2 6 0 4 2cmPackage included 1 x GM1351 Sound Level Meter1 x Sponge Ball1 x User ManualDetails pictures