The pairing deodorizing effect will completely deodorate your car. Easy to install on the air vent in your car. The liquid type makes it easy to see the finish of use. Comes with an adjustable scent. Soft aqua blue scent. Product Name: Automotive deodorizing air freshener. Uses: For automotive air conditioner vents. Ingredients: Fragrance, solvents. Usage Period: Approx. 45 days when using air conditioner for 2 to 3 hours a day at 77°F (25°C). (varies depending on the season and usage condition) How to Use: (1) Pull the aluminum seal. Liquid may spill if pulled out thoroughly. (2) Attach the included clip to the main unit. Make sure it does not fall out. (3) Plug into air conditioning vent. To prevent accidents, please check that it is not easy to fall off. If there is a air vent on the dashboard, please do not use it as the container will deform or leak due to high temperature. Note: Open the container and do not remove the contents. Even if dropped, it will not hinder driving. ·There is a risk that the louver cannot be operated. Auto swing air conditioner car can be used with the swing stop. Because it is flammable, please do not use near open flames. In the event that the contents spilled, it may stain or crack, so please quickly wipe it with a cloth. Do not use for anything other than its intended purpose. Liquid color may change during use or storage. Do not drink because it is harmful to the human body. If you touch the skin, please be careful as it may cause rash. Keep out of reach of children. First Aid Method: If you drink it, immediately consult a physician. In case of accidentally getting in your eyes or on the skin surface, immediately wash it with running water for more than 15 minutes, and see a doctor if there is any abnormalities. If you feel uncomfortable during use, stop using it immediately. If you do not recover your mood, consult a physician.