Features:
Large 11-Inch LED Display: Decibel Meter Is Equipped With 11 Inches LED Screen And Brightness Adjustable, You May See The Real-Time Decibel Level, Temperature And Humidity More Clearly
Face Icons Alarm: This Noise Decibel Meter Will Automatically Switch Face Icon Alarm When The Decibel At Different Level.【Green Icon】Less Than 60db;【Yellow Icon】60~75db;【Orange Icon】75~85db;【Red Icon】More Than 85db
High Accuracy&Calibration: The Noise Meter Has Large Measuring Range: 30~130db With High Accuracy: +/-1.5db, And It Features Calibration Function, It' S Bale To Recalibrate The Devibel Meter If The Db Reading Is Inaccurate After Long-Term Usage
User-Fridendly: Sound Meter Is Designed With 2000mah Lithium Battery, 9.8 Feet(300cm) Length USB Cable For Charging, No Worry The USB Cable Is Not Length Enough
Wide Applications: This Decibel Meter Sound Level Reader Can Be Mounted On The Wall Or Placed On Destop, It' S An Ideal Noise Meter To Measure The Sound Level In Classroom, Studio Room, Traffic Routes, Factories, Construction Site, Home, Offices, Etc.

Specifications:
Display Method: LED Screen
Atmospheric Pressure: 86kpa - 106kpa
Measuring Range: 30 -130db
Sampling Time: 1.5 Seconds
Product Size: 270*90*35mm
Temp Range: 14°F~140°F
Relative Humidity: 20% - 85%
Power Source: Lithium Battery With 2000 Mah Capacity
Power Charging: DC5V
Product Weight: 350g

Package List:
1* Wall-Mounted Noise Detector
1* Charging Cable
1* Instruction Manual
1 Set Of Mounting Accessories