GS1357 Digital Sound Level Meter Noise Decibel Tester 30-130dB LCD Measurment
Level Range: 30~80, 50~100, 60~110, 80~130, 30~130dB. Fast and slow dynamic characteristic modes. Bar Graph: 50dB scale at 1dB step for monitoring current sound pressure level display. Large LCD display for easy reading and convenient to use.