The Comp-Air Elite by Omron with its patented design is a breakthrough in compressor technology. It offers fast, efficient treatments and provides the option of stationary or portable usage. Ideal for children or adults. At 2"H x 3.5"D x 5"W and weighing only 1 lb., its compact size allows for usage anywhere. Add the Optional Rechargeable Battery and no need to look for an outlet to plug into. The Comp-Air Elite Compressor comes complete with Jet Nebulizer, Child Face Mask, Mouthpiece, 100V/240V AC Adapter, Five Extra Air Intake Filters, Instructional DVD and Carrying Bag. Five-year manufacture warranty.