1: 【Smart Car Air Freshener】The smart car air freshener with three adjustable can be intelligently started and shut down automatically, and also intelligently adjusts the scent: by detecting the condition of the air conditioning in the car and matching the ambient light, it automatically adjusts the duration of the scent, with a total of three modes so that it can be freely adjusted. 2: 【High Quality】The smart car air freshener is made of aluminum alloy for durability and long life. 220MA lithium battery, 60 minutes charging, 45 days of battery life. 3: 【With Three Adjustable Model】smart car air freshener with projector light, at the same time with three spray modes, light mode: green interval of 300 seconds spray 0.2 seconds, medium mode: blue interval of 90 seconds spray 0.2 seconds, strong mode: purple interval of 10 seconds spray 0.2 seconds.; 4: 【Beautiful Appearance】This Smart Car Air Freshener is beautifully designed, and not only can be used as a car fragrance diffuser but also can be used as a car decoration. It can be used in a car indoors and on any occasion in a house, such as a bathroom, bedroom, pet house, etc. 5: 【Smart Car Air Freshener】Easily removes all kinds of odors and leaves you feeling refreshed. Our waterless car diffuser is completely mess-free, you don’t need to clean it frequently, perfect for a car, bedroom, living room, office, etc.