Includes: Unit Nebulizer Kit Mouthpiece Air Tube Ac Adapter 4 Air Filters Storage Bag Instruction Manual * Hcpcs Code E0570* Virtual Valve Technology * Compact And Convenient; Smaller Just Got Better * 3.5 Times Smaller Than Most Compressor Nebulizers * Can Help Minimize And Reduce Storage Space * 75% Lighter Than Most Compressor Nebulizers Less Than 10 Ounces * Can Help Reduce Shipping Costs * Easy To Use Simple To Operate - One- Button Operation * Convenient; Smallest Size And Lightweight * Built To Last * 3-year Warranty * Efficient Fast And Effective Treatment * Compressor Specifications: Dimensions: ................................................................................................ 5 5/8 (w) 2 7/8 (h) 3 7/8 (d) (142 Mm 72 Mm 98 Mm) Weight: .......................................................................................................... Approx. 9.5 Oz. (270 G) (compressor Only) Sound Level: ............................................................................................... 37.9 Dba Rating (ac Adapter): ................................................................................ 100 - 240v ~ 350ma 50/60 Hz Rating (compressor Nebulizer): ........................................................... 12v 0.8a Made In China