Description The air conditioning service AC system charging port caps are essential for maintaining your vehicle's air conditioning system. These caps protect the service ports from dust, debris, ,ensuring optimal performance. To use, simply screw the caps onto the high and low-pressure service ports after servicing or recharging the AC system. This helps to prevent leaks and prolongs the life of the AC components. Features -Color:Assorted Color -Material:ABS -Size:2.00X1.80X1.80cm/0.79X0.71X0.71in -Durable material: made from materials, these caps are designed to be durable and reliable, ensuring longterm use without frequent replacements -fit: specifically designed for automotive air conditioning repair, these caps match original parts, making installation easy and -Effective protection: the charging port caps and valve caps effectively protect the car's air conditioning system from dust and debris, maintaining optimal performance -Efficiency boost: using the air conditioning service exchange system can significantly improve repair efficiency, saving time and labor costs for technicians -Multifunctional design: besides being repair parts, these caps can also serve as upgrade components for the car's air conditioning system, enhancing overall performancePackage list: 12 air conditioning valve covers