A digital hygrometer is an electronic device used to measure the humidity level in the air. It provides accurate readings of relative humidity, which is essential for various applications, including weather monitoring, indoor gardening, and maintaining comfortable living conditions. Many digital hygrometers also display temperature, making them versatile tools for home and industrial use. These devices typically use sensors to detect moisture in the air and display the results on an easy-to-read digital screen. Some models come with additional features, such as data logging and alarms, to help users track changes in humidity over time and ensure optimal conditions for plants, pets, or electronics.