R134A Refrigerant Charging Hose with Pressure Gauge Air Conditioner Gas Charging Hose Car Refrigerant Charging Pipe for Car Auto Feature: 1. High Quality Materials: This air conditioner gas cooler is made of high quality materials and hoses, with precise instrumentation designed for durability and reliability for long term use. It will provide long and consistent service. 2. Easy to Operate: This refrigerant charging hose is very easy to operate, bringing convenience and ease to your refrigerant charging work. It reduces human error and increases charging efficiency. 3. Small Size and Light Weight: this air conditioner gas charging hose is small and light, making it easy to carry and store in the boot of your car. It does not take up a lot of space and is always ready to use. 4. Adaptable: This car refrigerant charging hose is ideal for adding refrigerant to car air conditioners for better cooling and can be adapted to a wide range of air conditioning systems. 5. with Pressure Gauge: This refrigerant gas refill comes with a pressure gauge for efficient refrigerant charging, preventing leaks and rusting. It is efficient, safe and reliable and is also an easy to use product. Specification: Origin: Mainland China Item Type: Air-conditioning Installation Model Name: Air Conditioner Gas Charging Hose Item Weight: 190 g Material Type: Rubber Service: tank valve + hose + gauge + quick coupling integrated car air conditioner filling hose for R134a.Vehicle connection: only for M14 Screw-134a (R134a) compatible low pressure 0.5 (13 mm) coupling.Length of filling hose: approx. 40 cm/15.8inchCompatible cooling media: R134aInflatable hose: for simple air conditioning gas filling.Gauge guide:Watercolour: re-charging required due to lack of refrigerantBlue: Suitable for refrigerant No re-charging requiredYellow: too much refrigerant charge Do not refill.Red: Too much refrigerant charge Proper maintenance is required. *May vary depending on the vehicle or air conditioning system. Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. 1 xAir Conditioner Gas Cooler