Bring aromatherapy into your everyday space. The Aura Cacia Orbit Essential Oil Diffuser utilizes ultrasonic vibrations to disperse a fine, cool mist of pure essential oils and water. By not using heat, the natural aroma profile of the essential oils is protected. The simple, sleek design works well in any room to fit the decor. Features: Portable ultrasonic cool-mist diffusion Powered by USB connection Suggested room size: up to 150 sq. ft Easy to use and clean Auto shut off, runs 5 hours continuously or up to 10 hours intermittent mode Warm white LED light for ambiance Includes USB cord and Instruction Manual