3 in 1 Sound Level Meter — Noise/Decibel Reader with Large Backlit LCD for Wall or Table

4 in 1 DESIGN: This unit combines a decibel meter with HUMIDITY and TEMPERATURE readings plus a Clock function for multi-parameter monitoring. LARGE LCD DISPLAY & WALL MOUNT: Equipped with a highdefinition backlit LCD screen, the wall-mountable dBmeter is easy to install and ideal for continuous monitoring, providing clear readings throughout the day unlike handheld sound level meters. VERSATILE & LONG-LASTING: Use it mounted or placed on a desk thanks to a flat bottom. It includes a 10ft power cord and also operates unplugged for hours on its 2000MaH battery. Perfect as a classroom noise meter, a theater SPLmeter by the TV, or in a garage workshop. 3 ADJUSTABLE SPEEDS (1. Fast 2. Medium 3. Slow): Choose measurement response speed to smooth or capture fluctuating sound levels. LARGE LED DISPLAY DECIBEL METER — WIDE APPLICATIONS: This large display decibel meter is suited for classrooms, studio rooms, traffic routes, factories, construction sites, homes, offices and more.