Accurate Reading: Single spring pressure gauge with 1.5 level accuracy error. Controls low side pressure for precise filling of your R134A air conditioner. High Quality Material: The connecting hose is made of high quality rubber with 98% corrosion reduction, durable and sturdy handle for over 50,000 times use. More Convenience: Built-in safety valve to prevent accidental venting of refrigerant. Easy and Convenient to Use: Extra large, easy to read gauge dial for easy viewing while in use, with solid construction. Measuring Pipe Kit Car Conditioning Refrigerant Refill Charging Adapter with Gauge Features: R134a quick adapter Unique spring pressure indicator with 1.5 level accuracy error Connecting hose is made of high quality rubber material with 98% material corrosion reduction Durable and sturdy knob handle for outdoor use more than 50000 times Built-in safety valve to prevent accidental refrigerant venting Checks low side pressure for accurate filling of your air conditioner Air conditioning refrigerant supplemental kit is used to check low side pressure for accurate filling of your air conditioner. This unique faucet has an R-134a screw connection and an R12/R22 service port connection. High quality R134A refrigerant charging hose with gauge with strong and solid construction. 1/2 Thread for Americans and Europe. Easy and convenient to use. Comes with gauge for easy viewing during use. SPECIFICATION: Can Thread Style: R-134Connection style: R-134a can to port R12/R22 Pressure gauge: 350 psi, 24 bar Overall length: approx. 380 mm. Gauge diameter: approx. 65 mm. Material: Plastic, MetalColor: Blue and Gold (As pictures show)Note: This item is not applicable to AsiaPACKAGE1 R134A Refill Hose. Note: The data are all manual measurement, please allow 1-3cm error, due to the difference of light and d display, there will be some color difference, depending on the physical object received.