• Easy-to-use portable sound level meter, suitable for monitoring noise levels in multiple situations, such as home theater setups, vehicle noise testing, and compliance with health and safety regulations. • Equipped with a high-definition digital LCD screen with backlight, making measurement results quick and easy to read. • Operates with 3 AAA batteries (included), features a low battery indicator, and automatically turns off after 10 minutes of inactivity, helping to save energy. • Offers a measurement range from 30 to 130 dBA, and includes maximum and minimum value recording functions, data hold, and direct battery status check. • Its design meets the needs of sound quality control in different environments, making it useful for musical recording tests, resolving noise complaints, industrial applications, offices, and vocal therapy.