Product Description： Enhance your indoor environment with this Multifunctional Essential Oil Diffuser, designed for humidification, aromatherapy, and atomization—all in one compact device. Whether you're at home, in the office, or traveling, this diffuser improves air quality, reduces dryness, and infuses your space with relaxing fragrance. With a built-in nightlight, it creates a soft, cozy glow to support restful sleep, while its quiet operation (36–45 dB) ensures minimal disruption. The intelligent timer function allows you to choose between 2 to 8 hours of run time, making it both energy-efficient and user-friendly. The 0.5L water tank delivers a 25+8ml/h mist output, supporting continuous use. Its USB plug-in design ensures easy powering, and the round shape (100 × 138 mm) makes it space-saving and portable—perfect for desktops, nightstands, and travel bags. Product Specifications： Product Name: Ultrasonic Essential Oil Diffuser Function: Humidification, Aromatherapy, Atomization Power Supply: USB plug-in (DC 5V) Water Tank Capacity: 0.5 L Mist Output: 25 + 8 ml/h Material: ABS + PP + Electronic Components Shape: Round Size: 100 × 138 mm Noise Level: 36–45 dB (quiet operation) Timer Options: 2 to 8 hours Nightlight: Yes, soft ambient light Protection: Automatic power-off when water runs out Applicable Area: 21–30 m² Color Options: (Optional—based on product variant) Package Includes： 1 × Essential Oil Diffuser 1 × USB Power Cable 1 × User Manual Key Features： 3-in-1 Functionality: Humidifier, aroma diffuser, and atomizer in one Soft Nightlight Mode: Ideal for creating a relaxing bedtime atmosphere Quiet & Efficient: Operates silently with adjustable run time Energy-Saving Timer: Choose between 2, 4, 6, or 8-hour settings Compact & Portable: Minimal footprint and lightweight for easy transport