VisionAire 5 Liter Concentrator is a home oxygen therapy concentrator that includes the VisionAire home concentrator, power cord and operating manual. The Visionaire concentrator combines low noise and high efficiency to make this unit a market leader in home oxygen concentrators. Maintenance-free for users, this concentrator consumes a low average of 290 watts per hour. Provides up to 5 liters per minutes (LPM) of continuous oxygen flow. This machine weighs 30 lbs., making it lightweight and easy to manage. The VisionAire Oxygen Concentrator combines low noise and high efficiency to make this concentrator a market leader. VisionAire 5 Liter Concentrator Components 5 Liter Concentrator Power Cord: A convenient power cord keeps this concentrator charged throughout the day. Oxygen Monitor Free Upgrade: Oxygen Monitor notifies user when oxygen has dropped below the desired percentage and indicates what the current oxygen levels are. Optional Humidifier Bottle: An optional humidifier is ideal for patients who suffer from a dry nose, throat, lips and/or skin. If you suffer from mucus build up in your chest, a humidifier may be the ideal solution for you. AirSep VisionAire Oxygen Concentrator Features & Benefits Compact oxygen concentrator. Lightweight at 30 pounds. Quite operation at only 40 dBA. Power efficient at 290 Watts. Optional oxygen sensor provides alarm for concentrations below 82% oxygen. Equipped with a resettable circuit breaker, a dual-function hour meter and well-defined system alarms. User-interface contains a back-lined flowmeter for viewing accuracy and proper setting. A large humidifier bottle stand allows for easy attachment of both re-fillable and pre-filled humidifier bottles. VisionAire 5 Specifications AirSep VisionAire Oxygen Concentrator Product Numbers: AS098-1, AS098-4, AS098-707, AS098-710. Width: 14.1” Height: 20.8” Depth: 11.5” Weight: 30 lbs. Noise: 40 dBA. Oxygen Output Capacity: 5 LPM Oxygen Concentration: 90% +5.5% -3% sea level. Oxygen Dose: Continuous. Power Consumption: 290 Watts. Power: 115 VAC, 60 Hz standard USA model. Power Option - Special Order: 220-240 VAC, 50 Hz and 230VAC. Operating Altitude: 0 to 13,123 feet above sea level. Warm–up Time: 2 minutes. Alarms: Power failure, high and low pressure, temperature, low concentration (with optional oxygen monitor). Made in the USA. Certification: ISO 9001:2008 and ISO 13485:2003-certified. Manufacturer: AirSep. Brand: VisionAire. AirSep VisionAire Oxygen Concentrator Warranty: 2 Year On Unit