[Large Display Screen] The vacuum meter boasts a large screen for real-time and intuitive readings, allowing users to effortlessly switch between four different vacuum units with ease and .\n[Professional Accuracy] Equipped with a professional vacuum sensor, this digital vacuum offers precise measurement of vacuum levels and quick response times, essential for hvac professionals and construction workers.\n[Durable Design] Featuring an ip54 rating, this digital vacuum is water and dust resistant, ideal for a wide range of on-site applications, providing long-lasting reliability and performance.\n[Enhanced Functionality] With over range protecting and zero setting functions, this ensures enhanced usability and accuracy in vacuum measurements, catering to diverse on-site testing needs.\n[Extended Interface] The vacuum tester features a 7/16 inch 20unf interface with an extension connector for easy setup, ensuring seamless connectivity in various hvac applications.