The FDM01 3-in-1 Decibel Meter is a versatile tool designed for precise measurement of sound levels, temperature, and humidity, making it ideal for various environments. - Multifunctional Design : This device serves as a decibel meter, temperature meter, and humidity meter, addressing multiple monitoring needs in one compact tool. - Accurate Measurements : It features a sound level measurement range of 30dB to 130dB, with high accuracy of ± 1.5 dB. Real-time monitoring ensures you receive precise noise data for your location. - Audible and Visual Alarms : Set customizable high and low alarm thresholds. If sound levels exceed these values, a red backlight illuminates to provide a clear visual alert. - Built-in Rechargeable Battery : The FDM01 includes a 600mAh rechargeable battery, promoting convenience and reducing the need for constant battery replacements. - Color Screen and Backlight : The clear color display enhances readability, while the backlight feature allows for effective data collection in low-light conditions. The backlight will automatically power off to conserve energy, complemented by a reliable power-saving circuit for extended battery life. Use Scenarios : - Environmental Monitoring : Perfect for assessing noise levels in residential areas, workplaces, or during construction to ensure compliance with regulations. - Weather Stations : Monitor temperature and humidity levels for agricultural applications or home gardening to optimize conditions for plant growth. - Event Planning : Utilize during events or concerts to manage sound levels effectively and avoid noise complaints. The FDM01 3-in-1 Decibel Meter combines functionality, precision, and convenience, making it an essential tool for professionals and hobbyists alike.