Features:

1/2-inch capacitor microphone to detect sound changes sensitively.

Built-in electronic calibration oscillator, sound test more accurate.

Auto power off design for energy saving.

Comes with compact and lightweight design, easy to carry.

Large LCD screen with digital reading, no backlight.

Suitable use in factory, office, home, school and construction site.

Specifications: 

Item Size(L*W*T): 180x55x37/mm

Material: ABS&Copper

Color: Yellow&black

Application:Road traffic, Residential area, Working environment, The printer works Noise measurement, etc.

Frequency range: 31.5Hz-8KHz

Measureing level range: 30-130dB

Accuracy: ± 1.5dB (under reference conditions)

Resolution: 0.1dB

Microphone: 1/2-inch electret cindenser microphone

Display: LCD display

Display digits: 3 digits

Reaction Speed: 0.5 seconds

Time weighting: FAST (125mS)

Alarm function: "OL" is show when input is out of range

Automatic shutdown: Meter automatically shuts down after appox. 15 minutes of inactivity.

Power life: About 50hrs (Alkaline Battery)

Battery: 9V battery, 006P or IEC 6F22 or NEDA 1604.(NOT INCLUDED)

Operating Temperature: 0-40 ° (32 -104°)

Operating Humidity: 10-90% RH

Storage Temperature:10-75%RH

Package included:

1 x Noise Meter with a Anti-wind Sponge Ball

Notes:

1.Due to the difference between different monitors,the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.

2.Due to the manual measurement and different measurement methods, please allow 1-3cm deviation. Thanks!