Fulfilled by our friends at SNOOZ. Description Specs With a real fan inside, SNOOZ is a smart white noise machine that turns your bedroom into a haven for sleep.. Real Fan Inside: Perfect sound for sleeping. No cheap speakers. No looping tracks. Just the soothing sound of moving air. Customizable Sound: Tune out the world with an adjustable fan tone and 10 volume settings. On/Off Scheduler: Program to turn on/off automatically (or even fade in/fade out) with the free SNOOZ app. Nursery Calibration: Protect your little one’s ears with our nursery calibration feature in the free SNOOZ app. Travel-Friendly: Never be without a room-filling cocoon of sound so you can sleep like you’re at home. Dimensions (L x W x H): 5.6 in X 5.6 in X 3.2 in Weight: 1.1 lbs Volume Settings: 10 Volume Range (measured at device): 46 - 87 dBA Wall Plug: Type A (U.S.) 100-240V, UL Certified Cord Length: 6 ft U.S. Patent No.: US 10,510,335 B2 Free Shipping & Free Returns 100-Night Happiness Guarantee 1-Year Limited Warranty . This item only ships within the United States.