Description LectroFan Classic 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. LectroFan is the most versatile fan-sound and white-noise machine for relaxation, study, and speech privacy. 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. 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. With two power options (the included AC adapter or a power USB source), you can also enjoy the LectroFan’s on-the-go flexibility for great travel rest and sound masking! Features 20 Unique Digital Sounds (10 Fan Sounds + 10 White Noises) Excellent Noise Masking (Up to 20dB louder than competing machines) Precise Volume Control (1dB increment control for 10x quieter–10x louder than fan machines) Small, sleek and stylish functional design Upward facing speakers for full room sound Built-in Timer Function for gentle turn off in 60, 120, 180 minutes or left on all night Power adapter works from 100–240 volts, 50/60 Hz for ease of use to support international travel A Versatile Fan Sound And White Noise Machine LectroFan Classic is ideal for relaxation, study, speech privacy, or any situation where you’d like more control of your audio environment. It is also your personal white noise and fan sound machine to ensure a better night’s sleep and peaceful rest. Equipped with with 10 white noise options, 10 fan sounds, a sleep timer, and seven sleep settings for every situation, our sleep therapy machine comes loaded with options for every sound masking situation. This sound machine is compact and portable, making it the perfect white noise device to take with you on your next business trip, vacation, or family adventure. A Simple Design. Lots Of Features. A lot of power lies behind the easy-to-use control panel. Enjoy ten non-repeating unique fan sounds, and ten non-repeating unique white noise sounds. A sleep timer automatically shuts down after you’ve drifted off to sleep. Power is provided through a USB cable with an AC adapter, so you can operate it from a wall outlet or any powered USB port. Specifications Weight 1.2 lbs Dimensions 4.4 × 2.2 × 4.4 in Power 110V AC, USB Package Contents LectroFan, USB cable and USB AC adapter, User's Guide Product Dimensions 4.4 x 4.4 x 2.2 inches