Convenient Features: Includes data hold, maximum/minimum reading capture, and fast/slow response speed functions for versatile usage. Versatile Applications: Perfect for environmental measurements, law enforcement, machinery sound level analysis, and workplace sound monitoring. Backlit Display for Easy Use: The backlight ensures easy reading in low-light conditions, while the auto-shutdown feature saves battery life. USB/Battery Powered: Powered by either batteries or through a USB port, offering flexibility for both portable and stationary use. Perfect for industrial noise control, neighborhood monitoring, audio calibration, and health and safety assessments.