REFRESH & RELAX: If you struggle with allergies, low-quality sleep, congestion, or symptoms caused by pet dander, the Levoit Core Mini Air Purifier is ready to help you create a healthy space MATTER OF MINUTES: Breathe freely and sleep better as the air purifier uses 360° Vortex Air Technology 3.0 and 3-stage filtration to ensure top-notch air purification, Operating Conditions Temperature: 14°104°F / -10°40°C QUIET OPERATION: Sleep soundly without loud rattling coming from your air purifier. This little air purifier keeps noise levels as low as 25d B while keeping your space fresh AROMATHERAPY: Struggling with pet odors or musty smells, Add a few drops of fragrant essential oils to the aroma pad to keep your space smelling great SAVE SPACE: Tired of dragging a bulky purifier back and forth, Light, travel-friendly, and compact, the Levoit Core Mini Air Purifier (6.5 × 6.5 × 10.4 in) easily fits in any bedroom, office, or living room, creating less clutter and more fresh air