Adaptive Sound Technologies LectroFan High Fidelity White Noise Machine with 20 Unique Non-Looping Fan and White Noise Sounds and Sleep Timer Description LectroFan is ideal for relaxation, study, speech privacy, or any situation where you'd like more control of your audio environment. It's also your personal white noise and fan sound machine to ensure a better night's sleep and peaceful rest. The LectroFan offers twenty unique digital sounds to mask noises, and you can choose from ten different electric fan sounds and ten variations of pure white noise. All sounds can be personalized with pin-point volume control to select across a wide range of sound levels - from a whisper, to many times louder than mechanical fan based conditioners. Do not apply excessive force when using any of the control switch. Upward facing speakers for full room sound Features: Helps block out disruptive environmental noises. It can help improve sleep, focus, privacy, and relaxation. Helpful for any age. A total of 20 unique non-looping sounds. 10 fan sounds & 10 white noise variations, including pink & brown noise. Safe, solid-state design is powered by AC or USB and dynamically creates unique, non-repeating sounds without moving parts. Power: 110V AC, USB Precise volume control allows you to set the perfect level for your unique environment. Buy our products with confidence as they are designed in the USA & backed by an excellent customer care team also in the USA. LectroFan is supported by a 1,000-day satisfaction guarantee. Product Details: Color: Classic White Brand: Adaptive Sound Technologies Power Source: AC Power Adapter Model Name: Adaptive Sound Technologies LectroFan Premium White Noise Music Tracks: 20 Non-Looping Sounds Is Discontinued By Manufacturer ‏ : ‎ No Product Dimensions ‏ : ‎ 4.4 x 4.4 x 2.2 inches; 1.2 Pounds Item model number ‏ : ‎ ASM1007-FFP Date First Available ‏ : ‎ April 21, 2014 Manufacturer ‏ : ‎ Adaptive Sound Technologies