PAVEOS Innocent Noise Meter-Border Supply Large Price Excellent Meter Features: The Handheld Digital Sound Reader is compact, lightweight,easy to use,it is extremely wear-resisting, but also elegant. Features a low battery indicator so you never accidentally run out of battery (battery not included) With the measuring scope from 30 to 130dB and automatic shifting function. Digital display,good-interference performance,power saving. It is weight, compact, ergonomic, and user friendly, making it a great tool for monitoring noise in hotels, halls, home , hospitals, and any other noise sensitive environments. With the backlight feature,it is appropriate for gathering the sound data at night.Backlight auto power off function is provided.With power saving and high-reliability circuit design,well-design high-efficiency power supply circuit makes the batteries more. Product Description: Specification： Measuring range: 30~130 dBA Accuracy: ±1.5 dB Resolution: 0.1 dB Frequency response: 31.5Hz ~8KHz Frequency weighting characteristic: A Weighting MAX/MIN/Lock currentvalue Power source:3*1.5AAA Batteries (battery not included) Working temperature and Humidity:0~40°C, 10-80%RH Storage temperature and humidity:-10~60 °C,0-90%RH LCD Backlight function Manual /auto shutoff Dimension: 5x3.5x17cmmm Package content: 1x Noise meter. Househeld supplies for adult and children Design: Our electronics gadgets adopts a close-to-life design, just to achieve a satisfying experience for you. Durability: This electronics gadgets is made of sturdy and durable materials, which can maintain its functionality even after frequent use. Multipurpose: This electronics gadgets can provide convenience for your daily life, whether it is for daily work or home leisure, you can also give it to your husband/wife/family, they will love it! Wide Selection: Discover an extensive range of household tools, from indoor to outdoor accessories, ensuring you find exactly what you need for your home . This electronics gadgets will surely fulfill your needs! Service: If you encounter problems in the process of using electronics gadgets, please feel free to contact us and we will solve them for you.