LectroFan is the most versatile fan-sound and white-noise machine for relaxation study and speech privacy as well as a better night?s sleep and peaceful rest. It uses impressive technology to generate dynamic realistic sounds to drown out unwanted disturbing or intrusive noises. The LectroFan has two ways to reduce unwanted noises either fan or white noise sounds.The LectroFan offers twenty unique digital sounds to mask noises. 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. In addition to sleep LectroFan also works great for speech privacy blocking out noisy neighbors drowning out snoring reducing tinnitus ringing or hissing sound proofing rooms for studying or reading sleeping during the day limiting startling noises that causes pets anxiety and to create a more re