Cordless Ultrasonic Fragrance Oil Diffuser Device. About the ProductOur cordless, ultrasonic Fragrance Oil Diffuser allows you to effortlessly scent your space and uplift your mood wherever the day may take you. With the push of a button, embark on a journey through the senses with Voluspa’s globally-sourced fine fragrances. The silhouette masters the elegance of symmetry and is built to last. Anchored by a weighted matte-black metal body and styled with signature Voluspa embellishments, the design is as flawless as the experience. Create a scent combination that’s unique to you and personalize strength to your liking – add more drops of fragrance oils to amplify the ambiance or less for sensitive noses. Your fragrant companion will scent 500+ sq. ft. Punctuate your day with this olfactory soundtrack to your life. How it WorksThis home diffuser uses ultrasonic vibrations to atomize water and fragrance oil to release fresh fragrance without heat, maintaining the integrity of the fragrance oil. Designed with simplicity in mind, the one-button operation ups the ambiance for 3+ hours, and the automatic safety shut-off allows you to relax and enjoy. The diffuser is cordless, rechargeable, and portable, allowing your favorite fragrances to move freely with you. Includes charging cable.