LCD Digital Sound Level Meter DB Meters 30-130dBA Noise Volume Measuring Tool Decibel Monitoring Tester with Max/Min/Data Hold Mode

Want to test the sound level? Need to know the noise level for sound level control? Try this handy sound level meter, it's featured with wide measuring range that measures sound level from 30dBA～130dBA. It can be widely used for monitoring sound level in homes, office, schools, factories, traffic, audio system, construction site, etc.

Features:
Large LCD display with switchable backlight for easy reading, convenient to use.
Wide measurement range from 30dB to 130dB, Resolution: 0.1dB, Accuracy: ±1.5dB.
With maximum/minimum value measurement and data hold function.
Low battery indication, automatic & manual power off function. 
Equipped with sponge ball. Compact and light, convenient to hold and carry.
Portable and easy to use, suitable for checking, monitoring or controlling the sound level for personal, families, business, studies, industrial, etc.

Specifications:
Material: ABS plastic
Display: LCD display with switchable backlight
Measuring Range: 30~130dBA 
Accuracy: ±1.5dB
Resolution: 0.1dB
Frequency Response: 31.5Hz~8KHz
Frequency Weighting Features: A weighting
Sampling Frequency: 2 times/sec
Microphone: 1/2" electret condenser microphone
Operating Temperature: 0~40℃(10%~80%RH)
Storage Temperature: -10~60℃(10%~70%RH)
Power Supply: 3 * 1.5V AAA battery (NOT included)
Auto Power Off: 10 minutes without any operation
Case Size: Approx. 18.7 * 7.8 * 5cm / 7.4 * 3.1 * 2.0in
Item Size: Approx. 49 * 30 * 159mm / 1.9 * 1.2 * 6.3in
Item Weight: Approx. 110g / 3.9oz
Package Weight: Approx. 179g / 6.3oz

Packing List:
1 * Sound Level Meter
1 * User Manual (English)