Features: brand new and high quality 12 oz A/C Lubricator R134a-R12 R22. Dye injectors can be used with header pressure gauges or with any venting or charging equipment. Features 2 oz capacity and 1/4 SAE off adapter. This injector can be used to add most of the A/C additives to the system from oil, dye, plugging, etc., brand new and high quality. This product is a pure liquid refrigerant oil-filled tube. There is no need to unpack the refrigerant inside the system (the system does not need to be in a vacuum state), and it is suitable for filling the automotive air conditioning refrigerations system R134A (requires a transfer tool)-R12, R22. The fuel tanks can be unscrewed. Refrigerant oil can be charged into car air conditioners. High pressure, oil resistant, durable, abrasion resistant, corrosion resistant, non-hardening. for fluorescent dyes for leak monitoring, for all oil types (POE or mineral oil), for all refrigerant types. Specifications: Material: Aluminum Color: As the Picture Shows Net Weight: 300g/0.66lbs Note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1Set Air Conditioning Car Oil Spray Dye Spray Tool