Feature

●4 IN 1 DECIBEL METER: This decibel meter has multiple functions, having a decibel meter is equivalent to having a thermometer, hygrometer and clock at the same time.
●11IN DISPLAY SCREEN: This large screen decibel meter has an 11 inch LED display with adjustable brightness for a clear, easy to use display.
●HIGH ACCURACY: The sound level meter uses an intelligent air semiconductor sensor to test decibel temperature and humidity values, making it more sensitive, accurate and stable.
●WIDE APPLICATION: The sound level meter can be applied to noise engineering, product quality control, health prevention and treatment, etc.
●USB CHARGING: This decibel meter has a built in 2000mAh lithium battery power supply with a 10ft USB charging cable so you can it anywhere.


Description

Specification:
Item Type: Wall Mounted Sound Level Meter
Material: ABS
Display Method: LED Screen
Atmospheric Pressure: 12.5 PSI- 15.4 PSI
Sampling Time: 0.3 S
Detection Temperature Range: -10℃-50℃
Storage Temperature: -10℃-60℃
Operating Environment, Storage Humidity: 20%-85%
Detection Humidity Range: 20%-85% (Accuracy: 5%)
Charging: 1000 mA 5V DC
Battery : 1 x 18650 2000mAh (shipped with built in battery)
Unit: dBA
Measurement Range: 30-130dBA
Accuracy: ±1.5dBA
Frequency Range: 50Hz-8.5kHz
Frequency Weighting: A
Screen Display: 0.1 dBA
Sound Meter Level (Unit dB):
Green 1: 55.0 or less
Green 2: 65.0-55.0
Orange1: 75.0-65.0
Orange2: 85.0-75.0
Red1: 95.0-85.0
Red 2: 95.0 or more
Temperature Rating (unit ℃):
Green: 20-30
Orange: Below 20
Red: Above 30

Package List:
1 x Wall Mounted Sound Level Meter
1 x Instruction
1 x USB Cable
1 x Installation Sticker
2 x Screw
2 x Expansion Tube