New nebulizer, unused, only opened from its box to check. Additional information: The device is used as an aid in cases of bronchial asthma, chronic obstructive pulmonary disease (COPD), bronchitis, and upper respiratory tract infections. It is a device designed to convert liquid medications into a fine mist for treating respiratory problems. It relies on a high-efficiency oil-free pump with a free air flow of not less than 10 liters/minute. Price: 150 Note: It is much more expensive in stores and online at this price.