The sound level meter does not need to be touched, it can measure sound quality in various environments and display the test results quickly and accurately. The sound level meter uses professional high-precision sensors with excellent sensitivity and accuracy. Its performance is stable and reliable. Comes with a compact and lightweight design, designed to fit comfortably in your palm, convenient to carry. Sound Level Tester allows you to take note of the minimum and maximum decibels in your surroundings at any given time frame. High precision with stable performance and high accuracy, perfect for sound level measurement.