- Just add tap water and essential oils
- Extremely quiet and easy to clean
- Cool steam / no heat involved / no risk of burns
- Automatically shuts off
- Runs 4 to 6 hours
- 40 inch USB cord included
- Rotating LED Lights
- 1 Year Warranty
NOW® Solutions Ultrasonic USB Oil Diffuser unites aromatherapy with modern scientific innovation to create a diffuser that plugs into your laptop with a USB cable. This mobile diffuser is BPA-free and diffuses essential oils for up to 4 hours. It utilizes high-frequency ultrasonic electrical vibrations to create an ultra-fine mist. This diffusion method doesn't utilize heat, which maintains essential oil integrity and holistic properties every time you use it.