This highly sensitive wall mounted noise meter accurately measures sound levels from 30 to 130 with ±1.5 precisions, featuring an alarm that buzzes and flashes to alert when noise exceeds set thresholds Equipped with a large 9.6 inch LCD display with backlight for clear visibility in dark areas, this decibel meter includes easy button controls for auto start when and simple shutdown, ensuring user friendly operations Perfect for noise engineering, health, and environmental testing in locations such as classrooms, restaurants, homes Designed for individuals, businesses, and industrial users, this versatile sound levels meter caters to anyone needing precise noise controls in settings like offices, factories, or spaces Featuring wall mounting holes and desktop placement option, this ABS constructed noise meter flexible installation to adapt seamlessly to any environment, Manufacturer: FHGSPQWM