MT-901A Mini Electronic Digital Decibel Noise Measuring Tester Sound Meter

Applied standard        

IEC61672-1 CLASS2

Accuracy               

±1.4dB

Frequency range

31.5Hz ～ 8KHz

Dynamic range

50dB

Measuring level range    

30dB ～ 130dB

Frequency weighting      

dBA

Microphone

1/2 inch electret condenser               

Display

3 1/2 digits，

Resolution

0.1dB

Data update：

0.5 sec

Max Hold

MAX

Min Hold

MIN

Screen Lock

HOLD

Auto power off         

Meter automatically shuts down after approx. 15 minutes of inactivity.

Power supply          

One 9V battery, 006P or IEC 6F22 or NEDA 1604.

Battery life

at least 30 hours

Operating conditions  

- 20℃～60℃，10％RH～90％RH

Storage conditions     

-20℃～60℃，10％RH～75％RH

Dimension(L*W*H)

144* 55* 38mm

Weight:               

90g

Accessories:

User's Manual, 9V battery and windscreen