Features: Prolong your automotive AC compressor's service life, featuring advanced anti wear technology to enhances cooling efficiency and reduce mechanical friction. Formulated with additives for noise reduction and system cleaning, this compressor oil maintains stable viscosity across temperature extremes while preventing sludge buildup in car cooling systems. Ideal for automotive technicians, DIY enthusiasts, and vehicle owners seeking professional maintenance solution for their car's air conditioning units and refrigeration component. Perfect for routine compressor maintenance, seasonal AC system checkups, or complete automotive cooling system overhauls in passenger vehicles, and light commercial trucks. Engineered with premium grade base oils and additives, this compressor oil delivers action protections against wear, corrosion, and thermal breakdown while optimizing refrigerants heat transfer efficiency. Specifications: [Specification] 70ML/bottle [Shelf life]3 years [How to use]Put it from the compressor maintenance port Package Includes: 1pc Car Air Conditioning Compressor Refrigeration Oil note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.