Green Young Living Viya Travel Diffuser. Essential oil ultrasonic diffuser. New in box, The Viya™ Travel Diffuser is Young Living's exclusive on-the-go car, camper/rv, garage, work desk, etc. • It is completely portable-perfectly sized to fit in a car cup holder. • Multiple run times and light settings allow for complete customization. • High mode runs up to 2.5 hours. • Intermittent mode (1 minute on/1 minute off) runs up to 5 hours. • 3 lighting color options with muted tones won't distract you while driving. • Each resin cover is randomly blended before molding, so each cover pattern is unique. • Box includes a USB power cord.