Sound Level Meter, Portable Digital Sound Level and Decibel Measuring Meter Tester 30 dBA-130dBA, Max/Min Hold, Hand-held LCD Backlight with Tripod thread-one 9V Battery Included

MAX/MIN Hold Function
There is a "MAX/MIN" button to be hold the highest/lowest reading until a higher/lower reading is picked up.

Optional FAST/SLOW Reaction Rate
There is a "FAST/SLOW" button for you to select reaction rate. If the sound source consists of short bursts, set response to FAST; Use the SLOW setting to measure average sound level.

Auto Power Off function
The instrument auto power off without operation after 10 minutes to say power.
You can also turn off this function to ensure constant measurement. Please keep power button pressed under OFF status, until the off mark is displayed.

Widely Applications
Designed to measure the noise around, sound level meter has wide application fields, working noise, environmental noise, renovation noise, industrial noise, electrical noise etc.

Specification
Measuring range: 30-130dB
Accuracy: ±1.5dB
Frequency range: 31.5 Hz to 8.5KHz
Linearity range: 50dB
Power supply: 9V PP3 battery (Included)
Operating Temperature and Humidity: 0℃ to 40℃, 10% to 80%RH
Storage Temperature and Humidity: -10℃ to 60℃, 10% to 80%RH
Auto power off without operation: 10 minutes

Package
1xDigital Level Meter
1x9V battery
1xEnglish user manual

Warm Prompt
1. Don't operate the unit at high temperature and humidity environment.
2. Carefully check the negative and positive of the battery compartment when loading battery. When the low battery indication is shown, please replace the battery to prevent incorrect readings.
3. Once using the unit in the presence of wind, it is a must to mount the windscreen to not pick up undesired signals.

Warranty:
We would like to replace a faulty product or refund your purchase. If you have any problem, please contact with us. We would like to serve you all the time.