Decibel Sound Level Meter 11 inch Large LED Display Noise Temperature Humidity Meter with Alarm Icons Indicator Multi-function

Battery Included : Yes Hign-concerned Chemical : None Measurement Range : 30~130dB Brand Name : HoldPeak Origin : Mainland China Certification : CE,RoHS Material : ABS Product Size : 27*9*3.5cm Range : 30-130dB Humidity range : 20-85% Temperature range : 14-122 Fahrenheit (-10-50 Celsius)