Decibel Meter Wall Mounted with Large 11 Inch Display, 4 in 1 Decibel Meter that Includes Noise Meter Temperature Humidity and Clock for Studio or Classroom Use

Specification:Item Type: LED Decibel MeterMaterial: ABSDisplay Method: LED ScreenAtmospheric Pressure: 12.5PSI to 15.4PSISampling Time: 1.5SDetection Temperature Range: 14℉ to 122℉Storage Temperature: 14℉ to 140℉Working Environment Storage Humidity: 20%-85%Detection Humidity Range: 20% to 85% (Accuracy: 5%)Charging: 1000mA 5V DCBattery: 1 x 2000mAh (Built in)Unit: dBAMeasuring Range: 30-130 dBAAccurate: ±1.5dBAFrequency Range: 50Hz to 8.5kHzFrequency Weighting: AScreen Display: 0.1 dBANoise Meter Level (Unit: dB):Green 1: 55.0 or lessGreen 2: 65.0 to 55.0Orange 1: 75.0 to 65.0Orange 2: 85.0 to 75.0Red 1: 95.0 to 85.0Red 2: Above 95.0Grade of Temperature Smiling Face (Unit: ℉):Green: 68-86Orange: Below 68Red: Above 86Package List：1 x LED Decibel Meter1 x User Manual1 x USB Cable1 x Installation Sticker2 x Screw2 x Anchor

• 4 IN 1 MEASUREMENT TOOL: This 4 in 1 decibel meter integrates a sound level meter thermometer hygrometer and digital clock. View noise temperature humidity and time simultaneously for your studio or classroom.
• 11 INCH LED DISPLAY: The wall mounted sound level meter features a bright 11 inch LED screen. Read data clearly across large spaces and adjust screen brightness to fit ambient lighting in factories or offices.
• 2.4G WIFI APP MONITORING: Connect the spl meter to your phone via 2.4G WiFi. Use the app to view real time values and historical data logs for continuous monitoring in your home or factory without manual recording.
• PRECISE SOUND DETECTION: Equipped with a semiconductor sensor this db meter records noise from 30 to 130 dB. It provides continuous accurate data collection to help you manage sound levels effectively.
• CONTINUOUS POWER SUPPLY: This classroom noise meter includes a built in 2000mAh battery and a 10 ft USB charging cable. Mount it on walls or place it on tables to check sound levels wherever you need power.