5175 Sound Level Meter, 40…130 dBA

This compact sound level meter is designed for the measurement of sound sources in decibels according to A – rating (dBA), which is modeled on the human ear. The multi-line LCD display is equipped with an automatic backlight, which activates itself at low brightness via a photodiode. There are buttons for MIN, MAX or the Fast / Slow selection on the side. This handy and inexpensive device is particularly suitable for teaching aids or home users.