JD-105 Digital Noise Detector Mini Lightweight High Accuracy Decibel Monitoring Device Sound Level Meter with LCD Backlight

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 LCD display.
4 digit LCD display, with full-size backlight, the data is clear at a glance.
Two modes adjustable, MAX/MIN modes controlled by different button.
Alarm function: OL will be displayed when the input exceeds the range.
Auto power off: automatic shutdown after 15 minutes without any operation, economical, and user friendly.
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.