Specifications Name: Smart Projection Car Aromatherapy Machine Material: Metal Size: 116*68*68mm/4.56*2.47*2.47inch Color: Black Description Intelligent Automatic Start and Stop, Worry-Free and More Considerate: Automatically Sense the Vehicle Status, Turn on the Aromatherapy When the Vehicle Starts, And Automatically Turn It off After Parking, Without Manual Operation. Say Goodbye to the Trouble of Forgetting to Shut Down, Energy Saving and Environmental Protection, And Provide a Smarter Solution for Your Car to Keep the Air Fresh Adjustable Fragrance Concentration, Create Your Own Fragrance at Will: Simply Press the Button to Select the Fragrance Intensity: Strong, Moderate or Light, Completely According to Your Preference. Four Modes Can Be Switched Flexibly to Meet the Needs of Different Scenes, Making Every Journey in the Car Full of Comfort and Pleasure Dreamy Starry Sky Projection and Colorful Atmosphere Lights: Built-In 7-Color Atmosphere Lights and Romantic Starry Sky Projection, Long Press to Turn on the Starry Sky Mode, Short Press to Select Color Cycle or Fixed Display, Double-Click to Turn off the Light. Add Romance and Fun to Your Driving, Create an Exclusive Starry Sky Atmosphere, And Enhance Driving Happiness Silent Micro-Mist Fragrance, Quickly Purify the Air: Using Advanced Atomization Technology, The Spray Is Even and Delicate, And the Silent Operation Does Not Disturb. Quickly Remove Odors in the Car and Leave a Fresh and Pleasant Fragrance. Friendly Reminder: Wait for 10 Minutes for the First Use to Allow the Cotton Core to Fully Absorb the Essential Oil to Ensure the Best Atomization Effect Long-Lasting Fragrance and Long-Lasting Battery Life: It Only Takes 2 Hours to Charge Once, And the Battery Life Is Several Weeks. Whether in the Car or at Home (Living Room, Bedroom, Bathroom, Office, Yoga Room, Etc.), It Can Continue to Emit Charming Fragrance Packing List: 1pc Smart Projection Car Aromatherapy Machine