Refrigeration Expertise: Designed For Installation, Testing And Maintenance Of Air Conditioners, Refrigerators, And Cold Storage, Our Manifold Gauge Set Is Your Ultimate Tool For Precision And Efficiency. Precision In Your Hands: The Gauge Features Multi-Unit Switching, Allowing For Flexible And Accurate Measurement Of Double Pressure And Dual Temperature, Facilitating Various Needs In The Field. Unmatched Database: Access To 89 Types Of Refrigerant Pressure-Evaporation Temperature Database, Making It Easy To Directly Read Operating Process Data, Including Subcooling And Superheat Calculation. High-Precision Measurement: The Instrument Utilizes A 32-Bit Digital Processing Unit And High-Precision Data Acquisition, Ensuring Accurate And Stable Readings Under Various Conditions. Visual And User-Friendly: Equipped With A Large Lcd Digital Display Supporting Backlight, The Data Is Clear And Easy To Read, Even In Low-Light Environments. Elevate Your Refrigeration Work With The Ultimate Refrigeration Digital Manifold Gauge. Engineered For Professionals, This Tool Offers Unmatched Precision And Convenience, Perfect For Demanding Jobs In Air Conditioning And Refrigeration Maintenance.