Applied Standard

IEC61672-1 CLASS2

Measuring level range

35dB～135dB

Dynamic range

50dB

Frequency range

31.5Hz～8KHz

Accuracy

±2.0dB

Frequency weighting

A frequency weighting

Time weighting

FAST:125ms/ SLOW: 1s

Microphone

1/2 inch electrets condenser microphone

High/low reading indication

﹥100dB,LCD displays"Hi"

High/low reading indication

﹤100dB,LCD displays"LO"

Temperature range

-20℃～70℃/-4℉～158℉

Temperature accuracy

±1.5℃/2.7℉

Resolution

0.1

Data update

300ms

Battery life

at least 60 hours

Enable/Disable
Auto power off

The meter shuts off automatically after 15 minutes inactivity under auto
power off mode, disable auto power off is available

Battery

3*1.5V "AAA" batteries

Operating conditions

-20℃～60℃/-4℉～140℉,10RH%～90 RH%

Storage conditions

-20℃～60℃/-4℉～140℉,10 RH%～75 RH%

Dimensions

144*56*30.5mm

Weight

73g