Features:

1. Large digital LCD display that provides clear readings
2. Measuring range is 30~130dB, with indicator flashing and buzzer alarm function
3. The device can measure internal or external noise
4. There are hanging holes in the back, which can be hung on the wall to save space.
5. Can be used in measuring noise of various occasions and appliances such as factory, office, home, traffic route, acoustics, air-condition, refrigerator, etc.

 
Specification:
Condition: 100% Brand New
Model:
SW-525G
Measuring Range: 30-130dB(dB)
Accuracy: ±1.5 dB (In standard sound 94db @ 1khz)
Frequency Response: 31.5Hz-8.5khz
Frequency Weighting: A
Response Time: Fast
Microphone: 6 Mm Condenser Microphone
Power: DC 5V 1A Micro USB
Operating Environment: 0-40℃ 10-80% RH
Storage Temperature and Humidity: -10~60℃ 10~70% RH
Weight: Approx. 608g / 21.8oz
 
Package List:
1 * Sound Level Meter
1 * User Manual
1 * USB Cable