Omron's Micro Air is one of the best portable nebulizers available due to its reliability, ease of use, unique powering options and dead silent operation. Combined with its small size and portability, this lightweight ultrasonic nebulizer provides patients with fast and better treatments. Particle size is so small that medication is able to reach deeper into the lungs. The Micro Air is recommended for those suffering from a variety of respiratory conditions such as COPD, and is capable of delivering most liquid medications. Includes the vibrating mesh technology (V.M.T.) main power unit, 1 medication cup, mesh cap, mouthpiece/mask adapter, mouthpiece, instructional video and carry case.