LNHHG Digital Sound Meter Decibel Meter Sound Level Portable SPL 30-130dB Noisemeter with Temperature Humidity Measuring Decibel Noise Level Tester

LNHHG

Fast/Slow Dual Measurement Mode: FAST/SLOW time input , one-key switch. Detachable Battery Compartment Design: The rear cover can be detachable battery compartment, easy to change. LCD HD Backlight Digital Display: Black and white screen digital display large font reading clearly visible. Compact & Lightweight Easy to operate with single portable to carry around. Polarized Capacitive Microphone: Short response time strong anti-interference ability more accurate data acquisition.