"Micron" Ultrasonic Nebulizer Functional design, high performance. Silent. This model comes with the exclusive Closed Water Chamber system, easy to use: no water, no membranes, no medication cup are needed, all you need to do is to pour the solution into the medication cup and it is ready to use. It is suitable to be used with Warm® heating device which heats the nebulization mist (optional accessory). It carries a timer and an air flow adjuster. Adult and pediatric masks and a mouthpiece are also provided.