Features:Capacitive microphone sensor: High-precision sensor with excellent sensitivity and accuracy.Large LCD backlight display: It adopts high-intensity backlight screen, which can easily cope with harsh environments such as strong light/night.Windshield design: more accuracy sound collection, filtering the impact of wind on sound.Multifunction Design: It can measure and record the maximum and minimum values, supports data retention, with automatic shutdown and low battery indicator functions, convenient and practical to use.Comfortable Grip: Soft rubber keys design, and the anti-slip sides ensure the decibel meter is easy to grip, comfortable to use, not easy to wear.Color LCD display with backlight can provide clear reading for you.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Instrument size: 150*50*30mmMaterial: ABSMeasuring range: 30~130dBAccuracy: 1.5dBDisplay resolution: 0.1dBBatteries: 3 AAA batteriesWorking temperature/humidity: 0~40/10~90%RHStorage temperature/humidity: -10~60/10~75%RH