Improve your space with the electric aroma essential oil diffuser. This USB-powered, 130ML diffuser features a sleek design and multiple functions, including air humidifier, ultrasonic humidifier, aromatherapy diffuser, and humidification control. With its whisper smooth mist and pleasant aromas, this diffuser will create a calm, relaxing environment and improve air quality. Made with safe and health-friendly materials, it is also fireproof and has CE certifications for premium quality and good health. Enjoy a spa-like experience in your home and relax from a long day of work. Please note to avoid adding too much essential oil and to regularly clean and change the cotton swabs to ensure optimal performance. For any questions or concerns, please feel free to contact us for the best service. We strive to constantly launch new designs that meet international market standards. If you are not satisfied with our product, we offer a full refund for quality issues or additional shipping fees for any other concerns.