<p>This sound level meter boasts several features and specifications designed to provide accurate measurements and convenient use. Here's a breakdown of its key attributes:</p> <p>Item Type: Sound level meter</p> <p>Material: ABS, LED</p> <p>Color: Black</p> <p>Measuring Range: 30dB-130dB</p> <p>Accuracy: 1.5dB (based on standard sound source, 94dB at 1KHz)</p> <p>Frequency Response: 31.5Hz-8.5KHz</p> <p>Frequency Weight: A weight</p> <p>Response Time: Fast, 0.5 seconds</p> <p>Sensor Type: 6mm condenser microphone sensor</p> <p>Digital Display: 3 digits</p> <p>Resolution: 0.1dB (100dB)</p> <p>Alarm Prompt Mode: Sound and display</p> <p>Alarm Output: 12V high level</p> <p>Refresh Speed: 2 times per second</p> <p>Power Mode: DC5V 1A Micro USB interface</p> <p>Operating Temperature and Humidity: 0-40°C; maximum relative humidity 80%, indoor altitude &lt;2000 meters</p> <p>Storage Temperature and Humidity: -10-60°C; maximum relative humidity 70%</p> <p>Out-of-Range Display: The highest position displays "Hi" or "Lo"</p> <p>Additional Features:</p> <p>Digital Screen: Utilizes a 13-inch large screen for clear viewing of real-time decibels, temperature, and humidity, with adjustable brightness.</p> <p>Alarm Prompt: Features a default alarm value of 130dB, sounding an alarm when the measuRED value exceeds this threshold.</p> <p>Good Heat Dissipation: Designed with multiple heat dissipation holes on the rear panel for safe and durable long-term operation.</p> <p>4-Level Display Bar: Equipped with an analog bar level indication, with 6 noise decibel displays. Levels 30-75dB are displayed in green, while 76-130dB are displayed in RED, providing clear and intuitive information.</p> <p>Easy Installation: Can be wall-mounted with the included bracket or placed on a desktop, suitable for various scenarios.</p> <p>Overall, this sound level meter offers reliable performance, convenient installation options, and user-friendly features for effective monitoring of sound levels in different environments.</p>