Specifications:

• Large 11 inch LED Display: DANOPLUS 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 Icon75~85dB;Red IconMore than 85dB
• High Accuracy and Calibration:The noise meter has large measuring Range: 30 to 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(300 cm) 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.

This 11-inch LED decibel meter is the ultimate tool for monitoring sound levels, temperature, and humidity in various settings. Its large, adjustable brightness display ensures clear visibility, while alarm icons provide instant feedback on noise levels: green for low noise, red for high. The device offers a wide measuring range of 30–130dB with ±1.5dB accuracy and includes a calibration function for long-term reliability. Powered by a 2000mAh lithium battery and a 9.8-foot USB cable, it is designed for convenient charging and placement on walls or desktops. Ideal for classrooms, studios, homes, factories, and construction sites, it’s a reliable solution for sound monitoring and environmental awareness.