Completely portable and cordless, this innovative diffuser and scent set automatically detects motion and fills your vehicle with refreshing scents while you're on the go.What it does: Designed with an accelerometer, this rechargeable smart diffuser turns on when you go and stops when you stop, helping you save fragrance while keeping you hands-free. The portable device holds one smart fragrance vial and offers up to 15 hours of scent on a single charge. The fragrance vial lasts about four weeks when used for one hour a day at medium intensity. You can adjust the scent intensity manually or through the Pura app.Additional features: The rechargeable battery quickly recharges in your car or at home with any USB-C cable. The app notifies you when your fragrance needs to be replaced, and it shows how much scent is remaining so you can estimate when a new cartridge will be needed.Includes: This set includes two Open Air Tech car scents one Pura Car Pro smart fragrance diffuser.- Sea Salt Grapefruit: made for a summer drive by the sea, this scent is a medley of sea salt, black pepper, and ripe grapefruit balanced by a dew drop accord and tarragon.- White Vetiver: embrace a new driving experience as eucalyptus, silky cashmere, and lily entwine with earthy vetiver and sandalwood for a luxurious scent. How to use: Download the Pura app to your smartphone, follow the onboarding steps in the app and insert fragrances. The diffuser will automatically turn on and start diffusing once it senses the movement of your car and will turn off a couple minutes after your car stops. Scents are 0.176 oz. each; 30-hour approximate scent time each; fragrance gel Imported