Features Multiple uses: widely used in microelectronics, aerospace, smart buildings, air conditioning, precise electronic processing and other fields. Good performance: with excellent anti-vibration, shake-proof performance and anti-pressure overload capacity, suitable for various harsh environments. MAIN PURPOSE: The pressure gauge can measure positive, negative or differential pressure with low power consumption and high accuracy and has a wide range of applications. Plastic casing: the differential pressure gauge has a transparent housing for easy observation, the plastic housing has good toughness and is not easy to damage. SIMPLE DESIGN: Provides pointer and scale with a distortion-free viewing angle, with high accuracy and clear display, which is easy and reliable to use. Specification: Item Type: Differential Pressure Gauge Material: aluminium and plastic. Colour: grey. Interface: 1 or 8 internal thread normal temperature and normal pressure double high and low pressure interface (back). Temperature range: -7C to 60C. Applications: microelectronics, aerospace, environmental engineering, bioengineering, smart buildings, HVAC, food and beverage, precision electronic processing and other applications. Package list: 1 x differential pressure display. 3 x mounting screws. 2 x 1 or 8 NPT Male 2 x 1 or 8 barbs. 4 x adapters. 4 x slotted screws. Note: Manual measurement, please allow 1-2 cm error. Package List 1 x Differential Pressure Gauge 3 x Mounting Screws 2 x 1 or 8NPT Plugs 2 x 1 or 8 Barb Connectors 4 x Adapters 4 x Slot Screws