amiciSense Digital Sound Meter, USB Powered Noise Monitoring Device with Alarm Function Sound Meter

(1). Measuring Range: - With 30~130db measuring range and accuracy of 1.5dB, the device will work only when connected to the power supply. (2). Alarm Function: - Max measuring range is 130dB, but it can be adjusted as per your need. Set the range at which you want the alarm to trigger. When reach the set value the alarm and screen lock will be on for 2 min which can be disconnected with any button press. (3). Audio Outlet: - With 3.5mm outlet, connect the speaker to the device for alarm. (4). Mounting: - There are 2 mounting modes. First wall hanging and second tripod mount. (5). Display: - 21 cm large LCD screen display the measuring range in red LED.