JD-801 Digital Noise Detector Mini Lightweight High Accuracy Decibel Monitoring Device Sound Level Meter with Backlight ON/OFF Function

Features:
It is light weight, compact, ergonomic, and user friendly, making it a fine tool for monitoring noise intensity.
Dustproof drop resistance, wear resistance, fine durability and can provides long service time.
Digital mini sound level meter, which can convert ambient sound into electrical signals, process data and displays results on digital display.
30-130dB measurement-range, with data holds function.
Digital display, with full-size backlight, the data is clearly at a glance.
The back light can be on/off according to your demands.
Two modes adjustable, MAX/MIN modes controlled by different button.
Portable and easy to use, suitable for sound quality control in factory, office, home, school and construction site.
Widely applied in environmental protection, occupational health, industrial enterprises, scientific research and teaching fields, used for measuring environmental noise, machinery noise measurement and measurement of architectural acoustics.