Deskripsi Produk UNI-T UT353 Mini Digital Sound Level Meters 30-130dB Instrumentation Noise Meter UT353 is a mini sound meter which can convert ambient sound into electrical signals, process data and displays results on LCD. It does not have traditional meter issues such as meter being too large, complex operation, and so on. UT353 can constantly monitor ambient sound. It is light weight, compact, ergonomic, and user friendly, making it a great tool for monitoring noise levels in hotels, conference halls, home theater, hospitals, and any other noise sensitive environments. Description: Function Range Resolution Accuracy Description Sound Level 30-130dB 0.1dB ±1.5dB Rate response: 31.5Hz-8KHz Sampling Time Fast/Slow 125ms/1000ms Overload indication Shows "UN" and "OL" MAX/MIN Measurement Shows "MAX/MIN" Data Hold/Backlight Shows "HOLD" and turns backlight on or off Auto Power off Automatically power off after 5mins without operation Low battery indication 3.0-3.5V Shows low battery prompt when power is 3.0-3.5V Battery: 3 x AAA 1.5V battery Size: 150 x 52 x 27mm Weight: 116g