SMART SENSOR Mini Digital Sound Level Meter LCD Display Noise Meter Noise Measuring Instrument Decibel Tester 30-130dBA ST9604

Features:
This instrument is high precision sound level meter, accuracy up to 1.5dB.
Temperature measurement function and Temperature unit selection(℃/℉)
Red back light alarm and sound alarm function.
This digital sound level meter with stable and reliable performance.
Wide measurement range from 30dB to 130dBA.
Data hold function, maximum and minimum value measurement.
LCD display with backlight, convenient to use at night.
Low battery indication, automatic manual power off function.
Compact and light, convenient to hold and carry.
Equipped with sponge ball for sensor protection.
Applications includes: Environmental measurement, law enforcement, work place design, sound level analysis of machinery and engines.