NOW Essential Oils, Portable USB Ultrasonic Aromatherapy Oil Diffuser, ExtremelyExtremely quiet Just add tap water and essential oils No heat involved/no risk of burns Automatically shuts off Fits in car beverage holder With NOW Solutions new Portable USB Ultrasonic Oil Diffuser you can enjoy the benefits of aromatherapy wver life takes you. This compact little unit can be plugged in to any USB port, making it ideal for the home or office, and is perfectly sized to fit in almost any vehicle beverage holder for portability you just won’t find with most other diffusers. With a run time of six hours per fill and a one year warranty, NOW Solutions Portable USB Diffuser is a great complement to any on-the-go lifestyle. Payment DetailsWe currently accept payment via PayPal only. Once payment is cleared, we will dispatch your shipment within 1-3 business days. Please refer to the "Shipping" tab for more information regarding shipping speed to your destination.Return PolicyAs our valued customer, we will do our best to make sure the product you receive arrives to you on time and as expected. If you are not satisfied with your purchase, please contact us within 30 days of receiving your order to process a return.