Introducing the innovative car aromatherapy smart air freshener, crafted from durable aluminum alloy for a long-lasting performance. Equipped with a 220MA lithium battery, it offers 45 days of battery life after just 60 minutes of charging. This elegantly designed device serves as both a car aroma diffuser and a decorative piece, suitable for use in cars, bathrooms, bedrooms, pet houses, and more. The smart air freshener features three adjustable functions that automatically start and shut down, intelligently adjusting the fragrance based on the car's air conditioning and ambient light conditions. With customizable modes, it offers a personalized experience. Additionally, the built-in projector light enhances the ambiance with three spray modes: green spray at 300-second intervals, blue spray at 90-second intervals, and purple spray every 10 seconds. Say goodbye to unwanted odors as this smart air freshener effortlessly eliminates them, leaving you feeling refreshed. Its waterless design ensures a mess-free experience, making it ideal for use in cars, bedrooms, living rooms, offices, and more. Upgrade your surroundings with this versatile and convenient car aromatherapy solution. Item Name: Car Air Freshener Material: Alloy Battery Capacity: 220mAh Features: Practical, Universal, Easy to Install Size Details: L: 6cm/2.36", W: 5.3cm/2.09", H: 4.4cm/1.73" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Color A: 1 x Car Air Freshener 1 x Car Fragrance Oil Or Color B: 3 x Car Fragrance Oil