Specifications:
Item Type: Wall mounted noise meter
Material: ABS
Display Method: LED Screen
Atmospheric Pressure: 12.5 PSI ~ 15.4 PSI
Sampling time: 0.3 seconds
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 (ships with built-in battery)
Unit: dBA
Measuring range: 30-130dBA
Accuracy: ±1.5dBA
Frequency Range: 50Hz ~ 8.5kHz
Frequency Weighting: A
Screen Display: 0.1 dBA
Noise Meter Level (Unit dB):
Green 1:55.0 or less
Green 2: 65.0-55.0
Orange 1: 75.0-65.0
orange 2: 85.0-75.0
Red 1: 95.0-85.0
Red 2: 95.0 and above
Rated Temperature (Units Celsius):
Green: 20-30
Orange: Under 20 years
Red: 30+
Package List:
1 x Wall Mount Sound Meter
1 x Instruction
1 x USB Cable
1 x Installation Sticker
2 x Screws
2 x Extension Tubes