Digital pressure gauges are instruments used to measure the pressure of gases or liquids. They display readings on a digital screen, making it easy to read and interpret the measurements. These gauges are commonly used in various industries, including automotive, manufacturing, and HVAC systems, due to their accuracy and ease of use. Unlike traditional analog gauges, digital pressure gauges often come with features such as data logging, backlighting, and the ability to connect to computers or other devices for further analysis. They can measure pressure in different units, such as psi (pounds per square inch) or bar, providing versatility for different applications.