Features DURABLE BRASS: The body of the barometer is made of excellent brass material, which has good corrosion resistance, long service life, not easy to damage, and can operate in a variety of harsh environmental conditions CORROSION RESISTANT RUBBER: The pipe is made of excellent rubber, which has good corrosion resistance and can withstand greater pressure MAIN USES: High accuracy AC manifold gauge set is used for pumping and backpressure operation for refrigeration repairs, refrigerant filling for air conditioning systems, with three tubes for easier use STRONG PRACTICAL: R134A pressure gauges are used to measure the pressure and temperature of refrigerants used in air conditioning, refrigeration, freezing and refrigeration equipment, provides accurate and timely pressure and temperature data to help tec EASY TO USE: The R134A pressure gauges feature intuitive digital and pointer displays and easy to understand control buttons. Any experienced technician can easily use Feature: 1. MULTI FUNCTIONS: The R134A pressure gauge not only measures refrigerant pressure and temperature, but also provides other useful data such as system leak detection, vacuum testing and maintenance records 2. CONSIDERATE DESIGN: R134A snow pressure gauge not only has excellent function and performance, but also has user friendly design. For example, has easy to read large numbers and a bright backlit display to ensure works effectively in a variety of light conditions Specification: Item Type: AC Manifold Gauge Set Material: Plastic, brass, rubber Use: Used for pumping air back pressure operation of refrigeration maintenance and refrigerant filling of air conditioning system, and display real time system pressure 3 Tubes, Each Size: Approx. 90cm / 35.4in Package List: 1 x Pressure Gauge 3 x Pipe 1 x Hook Note: Please allow tiny size error due to manual measurement. Thanks for your understanding. Package List 1 x Pressure Gauge 3 x Pipe 1 x Hook