The Rossmax NB500 is a heavy-duty piston nebulizer designed for effective respiratory therapy. This compact and reliable device features VA technology for efficient medication delivery through nebulization, making it suitable for treating various respiratory conditions at home. Key features: • Heavy-duty piston compressor technology • VA (Virtual Valve) technology for efficient nebulization • Compact and portable design • Easy to use and clean • Durable construction for long-term use The Rossmax NB500 comes in a sleek white and gray design with an integrated handle for easy portability. The device utilizes advanced VA technology to convert liquid medication into a fine mist that can be easily inhaled. Its heavy-duty piston mechanism ensures reliable performance for regular respiratory treatments at home.