LYCEBELL Digital Manometer Gas Pressure Tester, Dual-Port Air Meter with Backlight and Data Record Function, Differential Gauge HAVC 12 Measure Units

【High Precision Gas Pressure Meter】 The digital pressure gauge features a high-quality pressure sensor with high precision and wide range, ensuring accurate and reliable readings. It also comes equipped with a high-precision ADC and low-power MCU, providing fast response times and improved battery life. 【12 Selectable Units】The differential pressure gauge offers 12 selectable units of measurement, including mmHg, inHg, ftH₂O, cmH₂O, inH₂O, Pa, KPa, mbar, bar, psi, Kgcm², and ozin², making it suitable for a wide range of applications. 【Dual-port Manometer】The air pressure meter has two ports on the top for testing positive and negative pressure. You can select any port to test the pressure difference (P1-P2) between two areas. The single pipe connector allows for quick measurement of the current pressure value relative to the current atmospheric pressure. 【LCD Backlight Display & Data Recording】The differential pressure meter features a large 4.45cm by 4.95cm display with LCD backlight for easy reading of data. It also has a data recording function that can store up to 100 groups of test data, allowing you to review your results at any time. 【Perfect for Multiple Uses & Portable】 The handheld digital pressure gauge is made of high-temperature and impact-resistant ABS material, ensuring durability and portability. Its compact size and included hoses and metal connector make it easy to use in a variety of environments, including gas appliances, HVAC, plumbing, pneumatic applications, fieldwork, and on-the-go pressure measurements.