Wellness Warrior is excited to offer SpaRoom Diffusers to our customers! Made from re-purposed wood, this natural diffuser contains the latest ultrasonic technology to provide a steady stream of humidification. Although it uses less than 3 fl oz of water, the Natura™ can cover up to 300 sq ft of space and last up to 8 hours (at 30-second intervals) on its intermittent setting. Don't underestimate the space-saving size of this diffuser! This is a Wellness Warrior TOP SELLER!